Technical Note AIVC 68 Residential Ventilation and Health

Wouter Borsboom, TNO

Team effort

Buildings are getting more airtight, more need for ventilation

But is not all about air changes, where do we ventilate for?

2-6-2016 16:59

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Stepwise approach for overview residential ventilation and health

2-6-2016 16:59

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Overview of measured

polutants

Prioritizing indoor polutants

Identification of potential health

outcome

Control strategies to reduce

health effects due to indoor air

quality

Research needs

We made an overview of relevant information of published literature

On sources of pollutants, prioritizing pollutants,

impact, potential health impact and control strategies

Overview of measured pollutants: Summarize existing data

2-6-2016 16:59

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Examples of concentrations

Prioritizing polutants: Pollutants that potentially pose an adverse health effect

2-6-2016 16:59

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15 pollutants with the highest mean damage

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• PM 2,5 10 x more effect as

SHS

• Same order as traffic

accidents

• Cooking can be an important

source

Identification of potential health outcomes: Threshold for specific irritation of formaldehyde and acrolein

September 24, 2014

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Control strategie: Source control

• Replacing or minimizing sources of pollutants • Enclosure: keep the pollutant physically away of

the user • Local exhaust

September 24, 2014

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Range hoods effect of flow rates and damp buffer

September 24, 2014

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Examples of control strategies on outdoor sources

September 24, 2014

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Research agenda

Tier 1: Research needs

Tier 2: Solution

Tier 3: Policy needs, management an implementation

September 24, 2014

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Now available on www.AIVC.org

September 24, 2014

Bas Knoll, Wouter Borsboom,

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Thank you for your attention