Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden...

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International 2012 Rainwater Harvesting Systems Rainwater Harvesting Retention · Infiltration · Drinking water · Wastewater Largest range of tanks for optimal solutions! Valid from January 2012

Transcript of Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden...

Page 1: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

Intern

ational

2012

Rainwater Harvesting Systems

Rainwater HarvestingRetention · Infiltration · Drinking water · Wastewater

Largest range of tanksfor optimal solutions!

Valid from January 2012

Page 2: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

Presentation of manufacturer:Genvand rainwater plant are produced by a German company with 30 years of experience producing tanks and equipment,for water-and rainwater plants of high quality. Read below:

GUARANTEE YEARS

Production We have been manufacturing containers and technical components from polyethylene for rainwater usage, the agricultural sector and municipal enterprises by means of rotation process for decades. We use stainless steel to make tanks and containers for the production and storage of wine and beverages – all at our Ofterdingen location - made in Germany.

Container Construction The construction of containers for water, wastewater, the industrial sector, beverages etc. has become second nature to us, and the experience gained from this enables us to know precisely what really matters when it comes to customer-orientated solutions for rainwater systems.

Tradition and Progress We are a medium-sized family enterprise with around 90 employees. Our business started with the production of wooden vats and progressed to working with new materials and new production processes. We offer innovative products for traditional areas – from a third generation. For this reason we feel an equal sense of loyalty to this tradition and to technical progress for the future as well.

SustainabilityOur products are designed for long-term use. Not least because our solution to rainwater usage serves to preserve our valuable drinking water.

Guarantee clause: The guarantee mentioned above only applies to underground rainwater storage tanks and not to individual components and accessories, even where these are included in the package price. Within the guarantee period, we replace materials at no cost or perform expert repairs at our discretion – all other services over and above this are excluded. The prerequisite for the provision of services under guarantee is proper handling, assembly and installation according to installation instructions. You can also find installation instructions at www.speidel-regenwasser.de

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Why use Rainwater?

www.speidel-regenwasser.de

To ease your wallet and to contribute your

part to saving the environment, configure

your system as required at

To ensure that the climatic change does not bring this scenario with it.

To make us feel good.

To reduce our financial load.

To ensure that these images are a thing of the past.

To ensure that our environment stays intact in the long run

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Page 4: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

8

40

17

40

17

5

Can b

e r

epla

ced

by r

ain

wate

r

5

49

6

5

5

Drinking and cooking

Body care

Dish washing

Toilet flushing

Washing

Car washing

Garden watering*

*stat. average of all households in Germany, Including those without garden.

Calculation example 1for a 3-person household with a garden area of 150 m² requiring intensive watering

3 persons, 1000 l each+ 150 m² watering area

= Total requirement

Outline of roof area required 20m²/1000 l

= 4000 l x 20m² = 80m² (minimum area)1000 l

The values indicated are benchmarks and are based on precipitation of 800 l/m². For an exact determination of the correct tank size for you, contact us at +45 40138157

50%saving

Rule 1

A tank volume of approx. 1000 litres per person is required for domestic water use.

Rule 3

To determine the required roof area: approx. 20-25 m² roof area should be available per 1000 litres tank volume.

Rule 2

A tank volume of approx. 1000 litres is used for intensive watering of an area of 150 m².

Approx. 130 litresdrinking water are con-

sumed per person per day.

67 litres of this volume

can easily be replaced by

rainwater. In a 4-person

household this corres-

ponds to more than 90,000

litres drinking water per

year. A definite ad-vantage

for our environment.

How large must my rainwater usage system be?

- 3000 l- 1000 l

- 4000 l

Calculation example 2For a 6-person household with a garden area of 225 m² requiring intensive watering

6 persons, 1000 l each+ 225 m² watering area

= Total requirement

Outline of roof area required 20m²/1000 l

= 7500 l x 20m² = 150m² (minimum area)1000 l

- 6000 l- 1500 l

- 7500 l

4

drinkin

g w

ate

r

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08306

08307

08308

08309

08310

08340

5

+

+

Complete SetGarden Eco

. . asy an. e d s eff tiv co t- ec e!

Consisting of:

Underground rainwater storage tank with lid that is safe to walk on

Basket filter

DIVERTRON garden pumpwith automatic switching

Garden tapping set, 12.5 m

You can find recommended accessories such as an overflow syphon and rodent barrier on pages 16 and 21

Set with underground rainwater storage tank

Volumein litres

Order noEco set

2,000

3,000

4,000

5,000

7,500

10,000

ECO

Page 6: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

?

Set with underground rainwater storage tank

STANDARD

Complete SetGarden Standard

Co t- t es effec iv a en S u n!

G rd ol tio

You can find recommended accessories such as an overflow syphon and rodent barrier on pages 16 and 21

? Underground rainwater storage tank with lid that is safe to walk on

? Dome basket filter

? Gentle infeed

? DIVERTRON garden pump with automatic switching

Garden tapping set, 12.5 m

2,000

3,000

4,000

5,000

7,500

10,000

Order no.Standard set

08273

08274

08275

08276

08277

08341

+

+

6

Volumein litres

Consisting of:

Page 7: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

Zum Kanal

»»

C nven e t o i nG r e Solut o !

a d n i nComplete SetGarden Comfort

Underground rainwater storage tank with lid that is safe to walk on

Filter syphon module

Gentle infeed

DIVERTRON garden pump with automatic switching

Garden tapping set, 12.5 m

To sewer system

You can find recommended accessories such as filter with backwash device on page 17

+

+

2,000

3,000

4,000

5,000

7,500

10,000

Set with underground rainwater storage tank

COMFORT Order no.

Premium set

08278

08279

08280

08281

08282

08342

7

Volumein litres

Consisting of:

Page 8: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

Complete SetHouse and GardenStandard

Underground rainwater storage tank with lid that is safe to walk on

Dome shaft

Dome basket filter

Gentle infeed

Overflow syphon

Rodent barrier

BFK eco domestic water supply pump

House tapping set, 15 mwith wall duct andfloating suction filter

You can find recommended accessories on page 21

Complete se vic r e

Water sy tem!s

3,000

4,000

5,000

7,500

10,000

Set with underground rainwater storage tank

STANDARD Order no.

Standard set

08

08

08

08

08

283

284

285

291

343

+

+

+ + +

8

Volumein litres

Consisting of:

Page 9: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

Complete service

Water system!

Complete SetHouse and GardenComfort

Underground rainwater storage tank with lid that is safe to walk on

Dome shaft

Filter syphon module

Gentle infeed

Filter with backwash device

BFK domestic water supply pump

Labelling setLifting device

House feed set, 15 mwith wall duct andfloating suction filter

+

+

+ + +

3,000

4,000

5,000

7,500

10,000

Set with underground rainwater storage tank

COMFORT Order no.

Premium set

08292

08293

08294

08295

08344

9

Volumein litres

Consisting of:

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Complete SetHouse and GardenStandard - drivable

+

+

+ + +

3,000

4,000

5,000

7,500

10,000

Set with underground rainwater storage tank

STANDARD Order no.

Standard set

08311

08312

08313

08314

08360

You can find recommended accessories on page 21

Underground rainwater storage tank with lid that is safe to walk on

Dome shaft, can be driven on

Rain filter RF 2

Gentle infeed

Overflow syphon

Rodent barrier

BFK eco domestic water supply pump

House tapping set, 15 mwith wall duct andfloating suction filter

10

Volumein litres

Consisting of:

Car

drivable

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Underground rainwater storage tank with lid that is safe to walk on

Dome shaft, can be driven on

Filter syphon module

Gentle infeed

Filter with backwash device

BFK domestic water supply pump

Labelling setLifting device

House tapping set, 15 mwith wall duct andfloating suction filter

Complete SetHouse and GardenComfort – drivable

+++

+

+

3,000

4,000

5,000

7,500

10,000

Set with underground rainwater storage tank

COMFORT Order no.

Standard set

08315

08316

08317

08318

08361

11

Volumein litres

Consisting of:

Car

drivable

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See page 15

See page 16

Cleaning stage 1Self-cleaning filter

Cleaning stage 3Floating suction

Cleaning stage 4Extraction of suspension substances

See page 16

Cleaning stage 2Gentle infeed See page 14

Quality and Function

Height-adjustable dome shaft with step all round for easy descent and access to filter.

Filter syphon module Self-cleaning filter with syphon as odour lock - compact shape for optimal function.

Tank overflow and filter overflow in one. No more joining of two overflows outside of the tank necessary.

Feet with flat surface for connecting two or more underground storage tanks for maximum storage volume.

Gentle infeed reservoir prevents the sediment layer from being agitated by incoming flow of water. Improves water quality through oxygenation and mixing.

Carrying handles on all sides for convenient transporting and handling of of tank by 4 persons in garden.

Empty conduit for tapping line, feeder, electrics, sensors, filter, backwash pipe and much more.

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Page 13: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

Cleaning stage 1Self-cleaning filter

Cleaning stage 3Floating suction

Cleaning stage 4Extraction of suspension substances

Cleaning stage 2Gentle infeed

See page 14

See page 14

See page 14

See page 16

Genvand Quality

Thick-walled due to high material content, and sturdy, fully-formed ribs for maximum stability

Oval manhole dome; descent into tank possible despite built-in tank technology

Insulation against frost thanks to double-walled lid with stainless steel child safety lock – included in all tanks at no extra charge

Four sturdy carrying handles plus existing crane eye for easy transport (by hand)

Material used is made from food-safe, pure grade polyethylene with KTW test certificate

Solid feet for stable positioning during installation and storage, with level surfaces for tank extension

Four integrated gland seals for maximum flexibility in terms of connection

Tank can also be used in case of max. ground water level and formation water by means of "ground water module" extension

All tanks in the RTMO range are capable of being driven on by car

mf r

Co pare o

y s lf ! our e

Thick w l sa l

like no o erth …

Double-walled PE lid that is safeto walk on, with stainless steel child safety lock and protection against frost, thanks to insulation.

The top-quality Genvand tanks produced in Germany boasta number of advantages over those from competitors

Large dome shaft and large 600x800 mm tank opening for easy descent into tank. The oval opening allows access to the tank itself even where a filter is installed.

DN 100 inlet pipe for connection to down pipe or to interconnected external filter.

Second empty conduit option for additional conduits or for conduit routing in opposite direction.

Crane eye for convenient lowering of tank into pit.

Tank made from black, food-safe, indestructible PE with sturdy, fully-formed reinforcing ribs for maximum stability.

Floating suction withdrawal with coarse filter and check valve. Tapping of water occurs below the water surface. An additional filter prevents coarse substances from being suctioned, and consequently blocking of the conduits.

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Page 14: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

Can also be used as Drainless collecting pit

Rainwater retention storage tank

Ground water tank (in conjunction with ground water module)

Drinking water tank(take note of official regulations)

For use as drinking water storage tank or wastewater tank; see page 22 for accessories You can find our flat tank on page 24

*with dome shaft capable of being driven over

RTMO Underground Rainwater Storage TanksMade from black, food-safe PE plastic (recyclable), thick-walled and extremely dimensionally stable. Sturdy reinforcing ribs, 4 carrying handles and two crane eyes for transporting and installation. The tank is completely leak-proof as it has been manufactured from one piece and does not feature a welded seam. Large, oval manhole dome (800x600 mm) for easy descent and filter installation.

Descent into the tank possible even where technology package has been installed. Tank including screwable, double-walled insulated green tank lid with stainless steel child safety lock.

In dome neck:

Top:Underside:

All round:

NOTE:

DN 100 intake and overflow bores with gland seal and underground wastewater pipe end capTwo DN 100 empty conduit bores with gland seal and underground wastewater pipe end cap on front endTwo crane eyes for lowering tank into pit Feet and flat surfaces for joining multiple tanks for DN 50 connection or DN 100 connection in case of 10,000 litre tank Four carrying handles for easy transport and handling of tank…

Our tank prices include double-walled lid that is safe to walk on.

COMPARE FOR YOURSELF!

Vol. (l)

2000

3000

4000

5000

7500

10000

1260

1460

1690

1910

2200

2450

Widthmm

2150

2450

2450

2450

2790

3000

Lengthmm

1590

1785

2010

2230

2500

2540

Heightmm

112

158

208

258

390

500

Weightkg

08200

08201

08202

08203

08204

08330

Order no.

14

3000 litres4000 litres

5000 litres

7500 litres

10,000 litres

Car

drivable

Page 15: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

Coupling example: 30,000 litres

Ground Water ModuleFor use with ground water and formation water

Ground water module

Consisting of two ground water valves with biological

and mechanical filter incl. pilot drill bit

08232

* Recommended filter technology: filter syphon module and rain filter; see page 16Round dome shaft not suitable for dome basket filter!

Onl yavailable fro us -m proven reliability!

Tank Accessoires

Domschacht Dome shaft - height-adjustable

For frost-protected ground installation 800 to 1000

mm height above ground

Made from black PE plastic (200 mm adjustable)

(without lid) with all round step

Adjustment ring h = 150 mm (oval)

Suitable for dome shaft and RTMO tank dome

Dome shaft, round, can be driven

on with wheel load up to 600 kg*

With lid and plate oval/roundIncl. child safety lock

Stepless height above ground of 950mm to 1300 mm

above tank top

(350 mm adjustable) opening Ø 600 mm

Fastening set for oval lidConsisting of

stainless steel fastening bar and lock, including two

M10 bolts

Connection set

DN 50For connection of 2 underwater rainwater

storage tanks, straight screw joint incl. 4 m spiral pipe

Order no.

Order no.

08220

08237

08235

08213

08179

* Ground water module only available in conjunction with Genvand underground storage tank DBGM protected No. 20 2005 016 515.8

15

This revolutionary solution offers reliable ground water protection for all water levels. All underground storage tanks from Genvand can be used in ground water with this newly developed product. The automatic water level control in the tank ensures that no pressure is exercised on the container from the outside in ground water conditions, which means that the tank can be used at any ground water level.Compared to conventional systems, which require great expenditure for concrete foundation plates or flat, thick-walled tanks, the ground water module* can be easily and quickly installed in all Speidel underground storage tanks (installation instructions can be found at www.genvand.dk)

Page 16: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

The rainwater is conveyed into the cartridge.

The filter cartridge purifies the rainwater. The purified water is conveyed into the rainwater storage tank via the gentle infeed.

The oblique position and the smooth surface structure of the sieve ensure that the filtered dirt is conveyed into the sewer system.

Filter / Tank Technology

Filter syphon module

For installation in tank, consisting of:

3P cartridge filter PF

3P overflow syphon duo

Rainwater filter for roof areas up to 150 m²,

high level of efficiency.

Stainless steel sieve cartridge with plastic

sheathing.

Filter can be retrofitted with 3P backwash device.

Ready-to-plug-in delivery.

Overflow syphon

PE syphon for attaching to internal overflow

connection nozzle.

As odour block andfor extraction of suspension

substances.

Dome basket filter

As an alternative to filter syphon module,

for installation in tank dome. Consisting of:

Housing, filter basket, removal hook.

100% water yield, low maintenance.

For roof areas of up to 150 m²

Basket filter Ø 400 mm

Suspending type,

including stainless steel snap hook

Gentle infeed

Underground wastewater pipe DN 100 for

attachingto filter outlet, variable heights by means

of telescopic adjustment, PE inlet reservoir at

bottom for

for tank 2,000 litres, 3,000 litres

for tank 4,000 litres up to 10,000 litres

Floating suction filter

For withdrawal of rainwater and connection option

to PE pipes DN32 mm.

With floating ball Ø 15 cm and filter basket

Mesh size 1.2 mm, check valve 1", hose barb,

connection joint for 1" PE pipesand 2 m suction

pipe.

Order no.

08250

08230

08233

08191

08192

08305

08125

16

F ll au matiu y to c

b ck a ha w s p ss leo ib

Page 17: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

08154

08005

08094

08074

08252

With dirt secretion into sewer system

Order no.

Order no.

3P volume filter

with telescope extension

For installation in front of tankInlet connection nozzleDirty water outlet nozzleOutlet connection nozzleFor underground wastewater pipe joint DN 100 in each caseTelescope shaft for installation depth 350-650 mmWith lid that is safe for walking on, lockableFor roof areas of up to 350 m²

Rain filter RF1For installation in front of tankInlet and outlet connection nozzlesOverflow outlet nozzleFor underground wastewater pipe joint DN 100 in each caseWith filter basket and green lid For roof areas of up to 250 m²

Rain filter RF2

For installation in front of tankInlet and outlet

connection nozzles

Overflow outlet nozzle

For underground wastewater pipe joint DN 100 in

each case

Dome shaft, stepless height adjustment - centre of

inlet to upper side of shaftfrom 370 mm to 540 mm.

With filter basket andlockable, green shaft lid

For roof areas of up to 250 m²

Backwash device

(as above) for 3P

cartridge filter PF, plus automatic rinsing

For connection to ¾" tap:

Adjustable backwash according to individual

setting

Adapter 1" and ¾”

Lifting device

for cartridge filter and 3P volume filter

If the water level rises in the rainwater storage tank, the rainwater flows into the sewer system or seeps away via the intake or skimmer opening. Any pollen that may be on the water surface is literally sucked into the skimmer opening.

The excess water together with the pollen is conveyed out of the rainwater storage container. Outlet DN 100.

Odour lock by means of syphon effect.

Connection on filter side DN 100 (3P overflow syphon duo).

Rodent barrier by means of narrow intake.

By activating the backwash device, the spout sprays water at the sieve cartridge from below at a particular angle.

The water jet penetrates the sieve mesh and removes any contamination.

The water jet drives the filter cartridge and triggers a rotating motion. This enables the entire sieve mesh of the filter cartridge to be cleaned.

The dirty water is flushed back into the sewer system.

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Page 18: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

2.) Pumps for House and Garden Solutions

Multiexacta pump

08099

Wall bracket for Multiexacta pumpVibration-cushioned

08098

Garden pump DIVERTRON

66047

We reserve the right to make technical changes that enhance the product.The permissible temperature of the liquid to be pumped is between +2°C and +35°C.

The permissible temperature of the liquid to be pumped is between +2°C and +35°C.

ump switc es P h

on a d off ntoma ca ly au ti l

w e tu n nh n r i g

e ta th p on

or of . f

1.) Pump for Garden Solutions

H m

50

45

40

35

30

25

20

15

10

5

00 10 20 30 40 50 60 70 80 90 Q 1/min

Conveying Technology

Order no.

Order no.

DIVERTRON garden pump with automatic pressure switching

Fully automatic 4-stage underwater pump

With automatic pressure switching and dry run protection.

Delivery includes lifting rope, suction sieve nozzle, compensation vessel

and 15 m cable with plug.

Multiexacta pump

Horizontal rotary pump with automatic pressure switching. Brass housing and impellers made

from stainless steel. Especially developed for service water systems with rainwater usage.

Extremely quiet.

Max. discharge/discharge head

Suction and pressure connection

Motor voltage

Nominal capacity

Protection class

Approx. weight

Max. discharge/discharge head

Max. pressure head

Suction and pressure connection

Output

Protection class

4.500l/h; 45 m

8/15 m

R 1” AG

700 W

IP 54

5700 l/h; 48 m

R 1" IG, R 1" IG

230 V, 50 Hz

1.100 W

IP 68

11.5 kg

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Page 19: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

Automatic Rainwater Feed

Domestic water systemBFK eco

08246

08327

Subject to technical changes.

Domestic water systemBFK

08080

08328

Subject to technical changes.

BFK eco

BFK

Domestic Water Systems

Order no.

Order no.

The feed system ensures an automatic supply of rainwater from the underground storage tank to

the sanitary water network, as well as an automatic drinking water feed into this network as

required should the tank be empty, taking into account DIN 1988, Part 4 on the protection of

drinking water.

Both systems consist of: blue feed container with drinking water header approx. 15 litres,

floating valve with unrestricted intake according to DIN 1988, 3-way valve, emergency overflow.

Dimensions: W 565 x H 480 X D 375 mm, weight when empty approx. 22 kg

For installation in home or basement forprofessional

rainwater use in house and garden

According to DVGW provisions

Pump including automatic pressure switching

700 W, 4500 l/h

Max. pressure head 8/45Max. suction length 15 m

iIncl. float switch for electric control

For suction lengths up to 30 m, pump as described above, however, with additional valve, illustration above

According to DVGW provisions

Pump including automatic pressure switching

700 W, 4500 l/h

Max. pressure head 8/45

Max. suction length 15 m

Incl. fill level indicator and sensor for electric control

For suction lengths up to 30 m, pump as above,

however, with additional valve, illustration above

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Page 20: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

4.) Fresh Water Backfeed

08051

For optima l

transpor ing tof water

h f r eT e eede s t

a low ul s yo to etop up th

ta k e n to the i ed v me r qu r olu

f om r the i kin rdr n g wate

n tw ke or !

0817708178

PVC spiral pipe DN 32 per running metre 08009

Pipe clamp 08010

Straight pipe connectorwith plastic retainer nutIG 1 ¼" NW 32

08011

Gerader Schlauchanschluss1 1/4" AG x DN 32

08012

Straight pipe connector1 ¼" AG x DN 32

08059

Reduction1 1/4" IG to 1" AG

64544

Reduction1 1/4" IG to 3/4" IG

64542

Reduction1 1/4" AG to 1" AG

65793

3.) Conduits

Order no.

Order no.

Suction pipe set

Consisting of top-quality spiral pipe

DN 31, 2 pipe clamps,

Straight pipe connector with

Retainer nut R 1 ¼", straight pipe

Connector R 1 ¼" AG and reduction to 1" AG

Length: 5 meters

Length: 10 meters

Fresh water feed

with sensor

Consisting of:

Feed device with 15 m sensor,

½" magnetic valve, feed funnel,

stop valve and ½" flexi-pipe

An earthed wall socket prevents the pump

from dry running.

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Page 21: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

08096

08047

08052

08156

08304

08303

Using the

r ght iaccessories

to achieve

a p fessional rosol tionu

Complete ate ta ping w r p

packages

6.) Accessories

5.) Tapping Sets

Order no.

Order no.

Garden tapping set

Water socket for Gardena connector12.5 m PE pipe DN 25 and matching clamp fittingsfor connection to DIVERTRON garden pump

House tapping set

Floating suction with 15 m PE pipe DN 32, wall duct for underground wastewater pipe DN 100Transition bend and straight transition

Wall ductDN 110 for installation in:Underground wastewater pipe joint DN 100

1x DN 32, 1x DN 50 for feed

1x DN 16 for backwash filter, 2x cables

Pneumatic fill level indicatorFor remote measurement up to 10 m, housing for wall mounting with indicator of fill level in %,including assembly set

Rodent barrierIn underground wastewater overflow pipe 100 Reliably prevents rodents from entering from sewer system

Labelling setFor rainwater usage systemConsisting of: nameplate, adhesive film, conduitdesignation, 10 m warning tape, adhesive

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Page 22: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

Accessoires

Drinking water setFor RTMO underground rainwater storage tank

08214

Accessoires

Air vent DN 100 DN 100For RTMO underground rainwater storage tank

08166

To maintain drinking water quality by means of cool storage, we strictly recommend installation in conjunction with the dome shaft extension (item no. 08220, page 15).

Ideal for green areas used for leisure activities, allotments etc.

Tank table from 2,000 to 10,000 litres

Wastewater Tank

Drinking Water Storage Tank

Order no.

Order no.

Vol.(l)

Widthmm

Lengthmm

Heightmm

Weightkg

Order no.

The KTW test report and the test according to W270 are available for

the containers produced from food-safe PE plastic. This means that the

containers are suitable for storing drinking water.Easy upgrading using

the drinking water set enable Speidel underground water storage tanks

to be used as drinking water storage tanks.

Please clarify official provisions prior to installation!

The polyethylene (LLDPE) used for manufacturing the underground

storage tanks is resistant to almost all chemicals as well as to elements

from domestic wastewater and its reaction and decomposition product

components.

This makes the containers particularly suited for use as drainless

collection pits.

Easy retrofitting by means of an air vent enables Speidel underground

storage tanks from 2,000 litres to 10,000 litres to be used as drainless

collection pits.

When abandoning use as a collection pit, e.g. through sewer system

connection, the tank can be used as a rainwater storage tank without any

problems, provided it has been professionally cleaned.

Drinking water set consisting of:

· Lid seal for permanent leak-free closure

· Air intake and outlet nozzles

· Lid with stainless steel lock

· Suitable hole cutter with centring drill for installation of air intake and outlet nozzles

2000

3000

4000

5000

7500

10000

1260

1460

1690

1910

2200

2450

2150

2450

2450

2450

2790

3000

1590

1785

2010

2230

2500

2540

112

158

208

258

390

500

08200

08201

08202

08203

08204

08330

22

Page 23: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

Accessoires

Height-adjustable dome shaftFor tank sizes 2000 to 10,000 litres, see page 15 for description

08220

You can find additional accessories for a service water content configuration on page 16

We will gladly advise you in creating an individual solution.

Variation 2Retention

volume only

Installation example for retention tank with service water content

Rainwater Retention Tank

Order no.

For storage of rainwater for use of rainwater in house and garden For retention of water for relieving the communal sewer system network

More and more frequently municipalities are requiring the use of a rainwater retention tank on private properties to be included in the development plan. The aim of these containers is to release the rainwater into the public wastewater network in a curbed manner. The Speidel retention tanks enable provision of the stipulated retention volume as well as simultaneous availability of a service water volume that can be used for the house and garden. The proportion of service volume and retention volume can be varied according to the table below. In addition, an option is provided for using the tank purely as a retention tank with the mere function of curbed outflow.

Underground PE rainwater storage tank according to descriptions on page 14

Retention overflow Retention overflow syphon (in the case of service water content) or underground

wastewater pipe end cap (in the case of pure retention volume) with standard

opening DN 20 or as required according to regulations for delayed release into the

sewer system. Outgoing circuit to sewer system DN 100

Rainwater Retention Tank consisting of:

Total tankcontent (l)

Retention volume

(l)

Service water content

(l)

Widthmm

Lengthmm

Heightmm

Order no.

3000

400040004000

500050005000

750075007500

100001000010000

3000

150025004000

200030005000

310044007500

40006000

10000

0

25001500

0

30002000

0

44003100

0

60004000

0

1460

1690

1910

2200

245024502450

2450

2450

2450

2790

300030002480

1785

2010

2230

2500

254025402540

08199

081600816108205

081620816308206

081950819608207

081940816408345

23

Variation 1With service

water content

Page 24: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

Your benefits: Low installation depth

Ideal for bedrock terrain

Manual installation possible

Minimal excavation

2500 2000 2400 1000 128 08320

Accessoires

Basket filter Ø 400 mmFor suspending in mini underground storage using stainless steel snap hook

08233

3P-Filter RainusRainwater filter for installation in down pipe.Dirt is simply tossed out of the front.

08251

· Easy installation· Secure function· Easy maintenanceConnection in down pipes of type 80 or 100. Housing made from top-quality PE. Includes stainless steel sieve. Up to 70 m2 roof area

Overflow syphonPE syphon for attaching to internal overflow connector nozzle.As odour block and for extraction of suspension substances

08125

Garden tapping setGround shaft (Ø 15 cm), plastic, green lid,safe to walk on. ½" pipe connector for conventionalgarden hose systems with stopcock12.5 m PE pipe DN 25 and matching clamp fittingsfor connection of Mamba garden pump.

08304

DIVERTRON garden pumpSuction sieve and lifting ropeSee page 18 for exact description

66047 –

Rainwater Flat Tank

Order no.

Flat underground rainwater storage tank for underground storageMade from black, food-safe, indestructible PE plastic (recyclable), thick-walled and extremely

dimensionally stable. Large manhole dome Ø 550 mm, opening Ø 480 mm. Double-walled

insulated green dome lid, completely assembled with locking bolt.

Vol.(l)

Widthmm

Lengthmm

Heightmm

Weightkg

Order no.

24

Page 25: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

Compact rainwater storage tank for underground storageMade from black, food-safe, indestructible PE plastic (recyclable), thick-walled and extremely

dimensionally stable. Large manhole dome Ø 550 mm, opening Ø 480 mm. Double-walled

insulated green dome lid, completely assembled with locking bolt.

500 1200 1000 40 08182

1000 1200 1450 53 08066

Accessoires

Dome shaftProgressive height adjustment with step.For placing on manhole for protection against frost at height above ground of between 750 mm and 1000 mm.Outer diameter 550 mm, opening diameter 480 mmMade from black, indestructible PE plastic (recyclable), thick-walled and dimensionally stable.Cover with shaft lid of underground storage tank

08095

Basket filter Ø 400 mmFor suspending in mini underground storage using stainless steel snap hook

08233

Rainus 3P filter Rainwater filter for installation in down pipe.Dirt is simply tossed out of the front.· Easy installation· Secure function· Easy maintenanceConnection in down pipes of type 80 or 100. Housing made from top-quality PE. Includes stainless steel sieve. Up to 70 m² roof area

08251

Overflow syphonPE syphon for attaching to internal overflow connector nozzle.As odour block and for extraction of suspension substances

08125

Garden tapping setGround shaft (Ø 15 cm), plastic, green lid,safe to walk on. ½" pipe connector for conventionalgarden hose systems with stopcock12.5 m PE pipe DN 25 and matching clamp fittingsfor connection of Mamba garden pump.

08304

DIVERTRON garden pumpSuction sieve and lifting ropeSee page 18 for exact description

66047

Mini Underground Storage Tank500 / 1000 litres

Vol.(l)

Ømm

Heightmm

Weightkg

Order no.

Order no.

25

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Your benefits:

Seepage block is ready to be connected

Filter fleece already assembled

Can be driven on by car if installed 80 cm underground

Rain figures: Kostra DWD, frequency of rain n = 0.2, net storage volume of seepage elements 95%

Seepage Block including Filter Fleece

DimensioningRecommended dimensions according to ATV A-138

kf(m/s) Paved area (A red)100 m² 150 m² 200 m²

Coarse sand Storage volume 800 l

1600 l

2600 l

2800 l

1200

2200 l

3800 l

4200 l

l 1600

3500 l

5600 l

6200 l

l-3

kf = 1 x 10

Medium sand Storage volume-4

kf = 1 x 10

Fine sand Storage volume-5

kf = 1 x 10

Silt Storage volume-6

kf = 1 x 10

600 1200 1200 400 24 08323

Accessoires

Air vent DN 100

Rainus 3P filterPage 24

RF 2 rain filterPage 17

08166

08251

08094

Seepage Block as Assembled Module

Infiltration

More and more municipalities have introduced a split wastewater fee. This means that all metered households

are rated according to the paved (compacted) area. To avoid billing in terms of the paved area, an option is

provided to provide seepage for rainwater draining from paved areas. This has the benefit of saving costs through

seepage. As the costs are frequently 2 € per year/per m2 paved area, investment in a seepage system pays itself

off relatively quickly.

The recommended values apply to regions in

Germany with an average precipitation volume of

700 - 800 l/sqm/year, for example. Should you

decide for a low storage volume, this would result in

frequent overflow of the seepage system with

diversion to the neighbouring property or into the

public sewer system. Precise dimensioning

according to local rain figures.

Vol.Ltr.

Lengthmm

Widthmm

Heightmm

Weightkg

Order no.

Order no.

26

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Rainfall duration frequency up to 100

l/(s·ha)

Rainfall duration frequency up to 150

l/(s·ha)

Rainfall duration frequency up to 100

l/(s·ha)

Rainfall duration frequency up to 150

l/(s·ha)

Ground permeability

-3Kf = 10 (gravel)

-4Kf = 10 (medium sand)

-5Kf = 10 (fine sand)

-6Kf = 10 (silt)

L/W/H (pit) in m

1.80 x 1.80 x 1.10

2.00 x 2.00 x 1.40

3.00 x 2.00 x 1.40

3.00 x 2.30 x 1.40

L/W/H (pit) in m

1.80 x 1.80 x 1.20

2.40 x 2.40 x 1.50

3.00 x 3.00 x 1.50

3.00 x 3.00 x 1.60

L/W/H (pit) in m

2.00 x 1.80 x 1.20

2.60 x 2.60 x 1.70

3.00 x 3.00 x 1.80

3.00 x 3.00 x 2.00

L/W/H (pit) in m

2.20 x 2.20 x 1.50

3.30 x 3.30 x 1.70

3.60 x 3.60 x 2.00

3.80 x 3.80 x 2.00

Connected paved area = 100 m² Connected paved area = 200 m²

Dimensioning:

Your benefits:

*Where areas are adjusted, proportional additions and deductions can be made

Cost comparison:

Vol. Weight

500 ltr. 40 08086

Basket filter Ø 400 mmFor suspending in seepage shaft using stainless steel snap hook

08233

Seepage Shaft

Order no.

Order no.

Determination of rainfall duration frequency (see map)

-6 Determination of ground type (permeability of at least 10 m/s)

Determination of pit dimensions (table below)

Robust seepage shaft

Installation without excessive use of devices

Multiple flat surfaces enable connection of additional seepage pipes

Option overhauling seepage system

Gravel can remain in ground and be built over for purposes of seepage

A seepage solution by means of a seepage shaft is recommended if gravel is available locally at cost-effective prices.

Installation:Fill the pit with gravel of grain size 16/32. Surround the packed gravel with filter fleece (available from all hardware

stores) all the way round.

Seepage shaftAs an alternative to seepage block on page 26

27

Page 28: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

Item no. 08334 Item no. 08319

ø 55

150141

Item no. 08321300 litres

price excl. VAT

Transport costs excl. VAT

500 litres

price excl. VAT

Transport costs excl. VAT

Item no. 08335 Item no. 08245

ø 65

184

168

Item no. 08244

Item no. 08336 Item no. 08026

ø 80

238

219

Item no. 08243

Item no. 08337 Item no. 08083

ø 115

233

211

Item no. 08296

13 kg

25 kg

44 kg

72 kg

1.000 litres

price excl. VAT

Transport costs excl. VAT

2.000 litres

price excl. VAT

Transport costs excl. VAT

Anthracite Green Grey

Rainwater Column 300, 500, 1000 or 2000 litres

New "rainwater drum": Far greater capacity for collecting running water than your "old" one – using the same space. No ladling, no pumping! That’s watering at its best:

You simply draw water from one of the two taps* directly into your watering can or by means of a hose (19 mm hole width) – without a pump.

The rainwater column stands for effortless watering using a garden house or watering rod: static water pressure means that the hose can be directly connected – without additional pump.

The solar tempered water significantly promotes plant growth.Made from food-safe, indestructible PE plastic (recyclable), thick-walled and extremely dimensionally stable. Top opening Ø 460 mm and slip lid.Filling: three connection options at top (undrilled) for rain collector.

Watering can outlet: internal thread R 4/4" with dummy plug.

Garden hose outlet: internal thread R 4/4" with dummy plug.

28

*Not included in scope of delivery

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Accessoires

Watering can outflow, brassBall cock 199 mm hole width, R ¾" AG

08019

Watering hose outflowBall cock 19 mm hole width, R ¾" AGWith GEKA quick coupling

08020

Plastic drainage tapDrainage tap for Gardena connector R3/4" AG

69129

Geka quick couplingWith hose nozzle for watering hose19 mm hole width (3/4")

08021

Storm protection for RS 500 litresfor wall distance 50 or 250 mm (see illustr. on the right)

08189

Storm protection for RS 1000 litresfor wall distance 50 or 250 mm (see illustr. on the right)

08188

For all collection containers above ground

Rain Collectorwith automatic fillingno overflow of collection container

Summer operation

Winteroperation

For down pipe with outer

diameter of (mm)

RG 100F with filterand hose nipple Ø 50 mm

RG 75/87F with filterand hose nipple Ø 50 mm

98-110

75-87

20071

20073

20010

20071-01

20073-01

–Extension setØ 50 mm, L-200 mm for connectionto rain container above ground

l o A si g eyn r !

Green Grey

Order no.

Order no.

The rain collector supplies storage containers above ground – no need for

maintenance or operation.

The rain collector can be inserted into the existing down pipe in just a few steps, and

set to winter operation by means of the supplied insert.

29

Double-layered sieve insert with coarse and fine sieve

Optimal water out-flow thanks to tilted level

Removable sectionfor winter operation

Rain collector

50 mmwall distance

Rainwater column

Pipea approx. 100 mm long250 mmwall distance

Page 30: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

1500 1200 780 2080 85 08053

Accessoires

Rainus 3P filterRainwater filter for installation in down pipe.Dirt is simply tossed out of the front.· Easy installation· Secure function· Easy maintenanceConnection in down pipes of type 80 or 100. Housing made from top-quality PE. Includes stainless steel sieve. For roof areas up to 70 m²

08251

Mechanical fill level indicatorFor installation in rainwater basement tank with floater and display (measurement range in %).Complete with screw joint

08048

Gentle infeedUnderground wastewater pipe DN 100for attachment to twin connector flange

08054

Overflow flueUnderground wastewater pipe DN 100 as suspension substance flue for attaching to twin connector flange

08044

Tapping suction pipeAs set consisting of: tank screw joint R 1 ¼", 90° bend, suction pipe, check valve and suction filter

08058

Twin connector flange DN 100 for attachment of underground wastewater pipea) for intake and gentle infeedb) for overflow and suspension material extraction

08063

or alternatively:

gland seal for DN 100 pipe(for bores of Ø 121)

65448

Rainwater as much as you like - for garden and home

Rainwater Basement Tank

The rainwater basement tank allows flexible rainwater usage systems for house and garden to be installed. Setup is quick and in almost all locations – in basements as well as in the open.The 1500 litre capacity of the tank can be extended by additional tanks.

Made from grey, food-safe, indestructible PE plastic (recyclable), thick-walled and dimensionally stable. Large dome Ø 460 with dome lid. Flat surfaces on 3 sides with markings for intake, overflow, tapping (undrilled). Connection to rain collector also possible. Additional flat surfaces for further tank connections (such as fill level indicator, drinking water feeder with floating sensor).Includes DN 50 hose nozzle (undrilled) for extension as tank battery. Watering can outlet and IG ¾" garden house outlet with dummy plug.

Vol.Ltr.

Lengthmm

Heightmm

Widthmm

Weightkg

Order no.

Order no.

30

Page 31: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

Convenient drinking

water top-up

Multiple 1,500 litre

tanks can be extended

to horizontal or

vertical battery

of tanks

Flexible for

optimal space usage

Connections for

watering tapand

connection hose

Large range

of accessories

Continuation of accessories

Multiexacta pumpMax. discharge/discharge head 4,000 l/h = 45 mMax. pressure head/length 8/12 mSuction and pressure connector R 1" AGOutput 700 WProtection type IP 54

08099

Wall bracket for Multiexacta pumpVibration-cushioned

08098

Basement tank drinking water feeder setWith sensor for feeding of rainwater collection container as required. Consisting of: control device as connector housing; sensor with 5-pole connector cable 15 m in length.Magnetic valve 220/230 V with ¾" water connector,sieve insert, connector cable to connector housingPlastic inlet funnel

08050

Basement tank connection set for connecting tankConsisting of:1x PVC pipe transparentDN 50, 1 metre2x pipe clamps

08260

Suction pipe setConsisting of spiral pipe DN 32, 2 pipe clamps, straight pipe connector R 1 ¼" with retainer nut, straight pipe connector 1 ¼" + reduction 1 ¼"IG – 1" AGLength: 5 metres

08177

(ohne Pumpe)

Make maximum usage of your space

We will gladly realise your individual basement configuration

Order no.

31

Page 32: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

Accessoires

Rain collector; see page 29

Roof tank outlet set for water with drawal, consisting of 5x plastic bends, 1x adhesive joint, 1x Ms ball cock, plastic pipe length 2.5 m, 3x pipe mountings, 1x GEKA coupling, 1x plastic twin nipple, 1x adhesive 125g , set price: 08181

Roof tank connection extension set from rain collector to rainwater roof tank for distance of more than 200 mm from rain collector to container, consisting of: 1x plastic connector pipe length 2.5 m, 4 hose clips, set price: 08016

Roof tank connection set for linking two tanks, 1x 2.5 m pipe, 2x plastic bends ¾" AG/adhesive joint, 1 x adhesive 125g, set price: 08193

Th v re cle e

o ut on…s l i

The invisible upright container for the garage roof

Rainwater Roof Tank

700 2400 1500 280 57 08027

Vol.Ltr.

Lengthmm

Heightmm

Widthmm

Weightkg

Order no.

Order no.

The under-used area in your roof is perfect for accommodating the Genvand rainwater roof tank out of sight.Almost invisible from below, this tank has the advantage of providing consistently high, constant water pressure. Ideal for convenient watering by means of hosepipe or hose rod without an additional pump being required.

700 litres can be collected here. Multiple tanks can be connected to make up a battery of tanks. Supply takes place via the rain collector. Where required, a spacer tube can be used to bridge the distance between the down pipe on the house and the garage.

The weight of the full tank has been aligned to the normed load-bearing capacity of the roof of a prefabricated garage (200 kg/m²).UV and algae protection thanks to weather-resistant, pebble-grey, food-safe PE plastic (recyclable), thick-walled and extremely dimensionally stable.

Cleaning opening Ø 200 mm hole width with screw lid. Intake bore Ø 50 mm on the top of the front side for rain collector connection. At bottom of both front ends outlet with internal thread R ¾" and dummy plugs.

32

Pou

r

direc

tly

wit

ot p

m

!

hu

u

p

Page 33: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

(Indication of measurements and weight +/- 2%)

Accessoires

Twin filterWith two-stage cleaning for direct installation in wall.For roof areas of up to 700 m². Dirt is automatically flushed in the direction of the sewer system.Connectors either DN 100/ DN 150

08329

Coupling example: 30,000 litres

For use above ground / Storage of rainwater

Storage Tank

Order no.

Made from black, food-safe PE plastic (recyclable), thick-walled. For collecting large volumes of rainwater, with setup above ground. The tank is absolutely leak-proof as it has been manufactured from one piece without welded seam.

Equipment:Hinged lid of 380 mm diameter and 2” outlet nozzles above container base.

6,000 2170 1970 200 25060

10,000 2450 2610 350 25100

Vol.Ltr.

Ømm

Heightmm

Weightkg

Order no.

33

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35

184

168

ø 80

35

219

238

ø 115

35

211

233

120 78

183

208

38

28

150

240

max. 100

min. 80

[cm]

max. 100

min. 75

[cm]

100

15

15

43

145

ø 120

43

H P

L Tank

H

H DH P

W Tank

H P

H

max. / min

Rain columns:[cm]

500 Ltr.Item no. 08245

1000 Ltr.Item no. 08026

2000 Ltr.Item no. 08083

Rainwater basement tank, 1500 litres

[cm] Item no. 08053

Rainwater roof tank, 700 litres

Item no. 08027 [cm] Height-adjustable dome shaft

Item no. 08220

Dome shaft with step-less height adjustment

Item no. 08095

Underground rainwater storage tank, 500 litres and 1000 litres500 Ltr. Item no. 08182 1000 Ltr. Item no. 08066

[cm]

RTMO Underground rainwater storage tank Item no. 08200, 08201, 08202, 08203, 08204

[cm]

Tank with dome shaft (item 08220)

Ple

ase n

ote

: M

easure

ments

indic

ate

d m

ay v

ary

by +

/- 2

-3%

fro

m t

he a

ctu

al m

easure

ments

!

ø 55 ø 65

35

150141

300 Ltr.Item no. 08321/08322

Flat tank, 2500 litres Item no. 08320 [cm]

2,0003,0004,0005,0007,500

10,000

Tank volume in litres

L Tank(cm)

W Tank(cm)

H Tank(cm)

H E Inlet(cm)

H A Outlet(cm)

H P Flat surface (cm)

H D Diameter(cm)

Tank with dome shaft

Height (min.)

Tank with dome shaft

Height (max.)

214245245245280300

126145169191220245

159178200222150254

138157180202229236

120139162184211218

142159183206234238

127147170192221246

204223245267295299

224243265287315319

34

Page 35: Rainwater Harvesting Systems · Zum Kanal »» Coinven ent Garden Solution! Complete Set Garden Comfort Underground rainwater storage tank with lid that is safe to walk on Filter

Frequently Asked Questions (FAQ)/ Info service:

What is the position regarding hygiene of rainwater for toilets and washing machines?

Research has showed that the mean germ count found in rainwater is significantly less than the reference values for

swimming water or foodstuffs (e.g. salad). When using rainwater for toilet flushing, germs do not play any role as their

count in relation to the main germ carrier in human faeces is negligible. The same applies to laundry. A comparison of

the germ count of soiled, unwashed laundry with the germ count of rainwater produces the same ratio.

Concrete cisterns or plastic tank. Which is better?

By comparison to concrete cisterns, plastic tanks can generally be transported without heavy moving equipment, due

to their lower weight, thereby avoiding large-scale damage to the construction pit and in the garden. This is of

particular significance if you are installing a rainwater usage system in your garden at a later stage. An additional

advantage of a plastic tank is that it easier to clean, as concrete tanks have rough interior walls on which dirt

accumulates more easily. A risk also exists that the rainwater can become contaminated by erosion of cement particles,

which can at worst cause pump damage. In addition, limescale precipitated from the concrete cistern can "harden" the

rainwater, which is actually low in limescale, thereby reducing the lifespan of your washing machine.

How often must the tank be cleaned?

Depending on the rainwater pre-cleaning process (filter), the tank must be cleaned at the earliest every 8 - 10 years.

Non-filtered fine suspension particles enter the tank, sink to the bottom and form a sedimentation layer, which even

has a positive effect on the water quality (see next question). This means that cleaning should only be undertaken

after a thicker sediment layer has formed.

What is sedimentation and how does it work?

Sedimentation cleans the accumulated water, and is therefore as important as pre-filtration. Non-filtered fine

suspension particles enter the tank and sink to the bottom as a result of their own weight. Dissolved substances adhere

to the sinking suspension substance (adsorption), which are similarly removed from the water and deposited in the

sediment. This results in clear water of a high quality above the sediment. You should however ensure that the

sediment layer is not agitated, namely by means of gentle infeed.

How much can I save and how economically feasible is this?

You can save up to 50% of your daily drinking water requirements using a rainwater usage system. This could be up to

70 litres per person per day (including use for toilets, washing machine, garden irrigation and car washing). If you take

into account the increasingly difficult and costly preparation of drinking water, the forecasted doubling in the price of

drinking water in the coming years is completely logical. This makes a rainwater usage system feasible on two counts:

The system relieves pressure not only on our environment, but also on your finances in the long term.

Which statutory regulations must I take into consideration regarding top-up of the rainwater usage

system?

· Strict separation of drinking water and rainwater

DIN 1988 deals with the protection of drinking water from contamination.This means that a gravity feed must be used

for the supply of drinking water in rainwater usage systems. Naturally all Genvand drinking water feeders have been

equipped with a "gravity feed" as standard.

· Designation of pipes and tapping points

Tapping points must be designated in such a way that it is at all times clear which tapping points and pipes are carrying

rainwater.

To this end, Genvand offers a labelling set on page 21.

Are public subsidies available for rainwater usage systems?

The installation of systems for use of rainwater is now directly or indirectly supported by some municipalities as a

measure for active ground water protection. You can find relevant information as to local subsidy options from your

local building and environmental office.

35

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05-2

012/

3

Additional items in our interesting product range:

Water Purifier

Prices and technical design of the products listed are subject to change