spray foaming the basement (Photo credit: dpmitchell)
Many people fail to realize just how important mechanical ventilation is to airtight homes. When a house is airtight, it is much more likely that indoor toxins linger for long periods of time in the home. Mechanical ventilation is fundamental in drastically reducing the volatile organic compounds (VOC’s) effecting air quality.
Any good spray foam contractor (SPF) knows the risks associated with airtight homes, and should suggest mechanical ventilation with spray foam to clients. They always should inform the client of all these factors associated. Should the client decline mechanical ventilation with spray foam, a liability waiver should be given to the client to sign.
Mechanical ventilation is not optional in airtight homes, whether they’re sealed with spray foam or built with… http://t.co/srKBcMOYKW
— SIPschool (@SIPschooltweets) June 10, 2013
What is Mechanical Ventilation for SPF Contractors? Find out here – http://www.energyvanguard.com/blog-building-science-HERS-BPI/bid/59880/Are-Spray-Foam-Contractors-Putting-Themselves-at-Risk
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