06 - Continuous Insulation Sheathing Usages3.amazonaws.com/v3-app_crowdc/assets/0/08/...SHEATHING...
Transcript of 06 - Continuous Insulation Sheathing Usages3.amazonaws.com/v3-app_crowdc/assets/0/08/...SHEATHING...
CONTINUOUS INSULATIONSHEATHING USAGE
Presented by: Ron Jackson and Sam HatchellDanis Building Construction Company and Jaynes Corporation
ACIG Quality Summit 2016
DOW THERMAX XARMORCONTINUOUS INSULATIONEXTERIOR INSULATION
Director of Quality AssuranceDanis Building Construction Company
Ron Jackson
KETTERING CANCER CENTER
Lessons Learned and Best Practices
DOW Thermax XArmor ( ci ) Exterior Insulation
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COMPLIANCE to COMMITMENTClaims • Risk Management • Safety • Quality
PROJECT DESCRIPTION• 5‐Story Steel Framed Construction including Connector Bridge to Main Campus
• Primary Architect is Cannon Design with local Partner LWC Incorporated
• 120,000 Sq.Ft. ( Levels 2 and 3 are Shelled Space for Future Fit‐Out )
• $ 40,500,000
• DOW Thermax XArmor ( ci ) Exterior Insulation
• Brick and Cast Stone Veneers
• Composite Metal Panels
• Full Height Curtain Walls and Punched Openings
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PROJECT RENDERING
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PROJECT DESIGN HISTORY• Initial Exterior Envelope Design was 2 3/8” Spray Polyurethane Foam Insulation over 5/8” Exterior Sheathing
• Third Party Consultant Wiss, Janney, Elstner conducted a Peer Review based on this design
• Delay’s in receiving 100% Design Documents would have dictated trying to apply the SPF Insulation in January in Ohio which would have required fully tenting and heating the structure to meet the SPF Insulation temperature requirements
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PROJECT DESIGN HISTORY• Architect(s) and Owner asked for alternatives to keep the project on schedule
• Exterior Sheathing Sub‐Contractor had experience with installing the DOW Thermax Systems and offered it as an Alternative
• Owner and Architect accepted the proposed Alternative to stay on schedule
• Wiss, Janney, Elstner conducted a “ Commentary Only “ review of DOW Thermax System
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PRODUCT DESCRIPTION AND COMPOSITION• 4’ x 8’ x 12’ panels with ship lap configuration at top and bottom of panel
• Exterior face of panel: glass‐fiber reinforced polyisocyanurate foam core faced with a nominal 4 mil embossed thermoset‐coated aluminum. Exterior face serves as a drainage plane and a water‐resistive barrier
• Interior face of panel: 1.25 mil embossed aluminum
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FASTENING PATTERN
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FASTENER ACCESSORIES – DOW PANEL TO STUD
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FAST BUILDING DRY‐IN POTENTIAL
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MASONRY ACCESSORIES – BRICK TIES
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LIQUID FLASHING MATERIAL• Elastomeric Spray that forms a tight, seamless
barrier**
• Surface and Ambient Temperatures should be 35F and rising and below 120F during application
• Applied at 50 mils +/‐ 5 mils
• Build up to 50 mils with two passes, one to fill the joint, the next to build the thickness and achieve proper joint coverage
• Joint coverage is 3” +/‐ 1”
• Coverage into rough openings is 3” onto the face and 3” into the opening
• Penetration coverage is 2” onto the face and 2” onto the penetration
** When applied correctly per Manufacturers Instructions
LESSONS LEARNED
DOW Thermax XArmor ( ci ) Exterior Insulation
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PRODUCT DAMAGE IS TO BE EXPECTED
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GAPS GREATER THAN ¼” WIDE MUST BE TREATED
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GAPS AT STRAP BLOCKING FOR STONE
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SEQUENCING OF GAP TREATMENT BEFORE SPRAYING• Encourage Installer to provide two
crews such that Gap Treatment can
stay ahead of Spraying Operations
• Drying Times of Gap Treatment need
to be factored into Scheduling of
Spraying
• Coordination of other Trades Work
being held up waiting on Gap
Treatment and Spraying
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CLEAR COMMUNICATION TO NEW SITE WORKERS• Trade Worker who began initial
start of spraying on West Elevation was not at the Pre‐Installation Meeting
• 1st Work Inspection revealed that he did not understand extent of spraying detailing at vertical soffit to roof transition
• Corrective Action was implemented
• New Trade Worker to site repeated the same deficiency on South Elevation
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STRUCTURAL LINTEL CONDITION SNAF‐OOO• Architectural Detail showed bolted
Lintel Connection with bolt head on exterior side of metal stud
• Transition from 2 ½” Thermax to narrower section without reducing drainage cavity
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STRUCTURAL LINTEL CONDITION ADJUSTMENT
BEST PRACTICES
DOW Thermax XArmor ( ci ) Exterior Insulation
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PROPER FLASHING OF PENETRATIONS
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THOROUGH INSPECTION OF SPRAYED AREAS PRIORTO MOVING TO NEXT AREA
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GOING THE EXTRA MILE AT METAL PANELS
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VERIFY SEALANT COMPATIBILITY WITH DOW
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ENGAGE DOW TECHNICAL STAFF EARLY WITHPROJECT SPECIFIC DETAILS AND QUESTIONS
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REQUEST DOW TECHNICAL FIELD OBSERVATION AT1ST WORK INSPECTION
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erican
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tractors In
surance Group
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Ron JacksonDirector of Quality AssuranceDanis Building Construction Company
Direct: 937‐228‐1225
Cell: 937‐673‐0978
JOHNSMANVILLECONTINUOUS INSULATIONFOAM SHEATHING
Corporate Quality ManagerJaynes Corporation
Sam Hatchell
MARIE HUGHES ELEMENTARY
Jonhsmanville AP Foil Faced Polyisocyanurate Foam Sheathing
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PROJECT DESCRIPTION
• 2 story elementary school
• Structural steel framed construction
• 87,000 Sq/.ft
• $15,000,000 contract price
• Johnsmanville Foil Faced Polyiso Rigid Insulation 1.5 Inch (exterior sheathing)
• Cladding Systems
• 3 coat Portland Cement Plaster (Stucco)
• Flat Metal Panels
• Porcelain Tile
• Storefront punch openings
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PROJECT MODEL
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WALL SYSTEM DESIGN (STUCCO)
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WALL SYSTEM DESIGN (PORCELAIN TILE)
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WALL SYSTEM DESIGN (METAL PANEL)
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CI PRODUCT
• Foil Faced 1.5 Inch Polyiso insulation
• Attached with large capped fasteners
• All seams and corners taped
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SEAM TAPE PRODUCT
• DOW Weathermate used instead of JM recommended 3M Tape
• Blue polypropylene film facer with butyl adhesive
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FASTENER PRODUCT
• UltraFast Fastener
• #12 steel, polymer‐coated
• 3” Round Locking Blue Plastic Plate
• Fastening Pattern: 16 inch O.C. vertically and horizontally when over steel stud directly
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MOCK‐UP
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MOCK‐UP
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MOCK‐UP
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MOCK‐UP
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DETAILS
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DESIGN DETAILS
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DETAILS
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PENETRATIONS
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PENETRATIONS
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ITEMS TO CONSIDER DURING INSTALL
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ITEMS TO CONSIDER DURING INSTALL
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COMPLIANCE to COMMITMENTClaims • Risk Management • Safety • Quality
ITEMS TO CONSIDER DURING INSTALL
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COMPLIANCE to COMMITMENTClaims • Risk Management • Safety • Quality
WORK IN PROGRESS
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COMPLIANCE to COMMITMENTClaims • Risk Management • Safety • Quality
WORK IN PROGRESS
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COMPLIANCE to COMMITMENTClaims • Risk Management • Safety • Quality
WORK IN PROGRESS
Copy
right ©
2016 Am
erican
Con
tractors In
surance Group
COMPLIANCE to COMMITMENTClaims • Risk Management • Safety • Quality
Sam HatchellCorporate Quality ManagerJaynes Corporation
Direct: 505‐345‐8591
Cell: 505‐235‐3098
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