Radon in Homes - Mitigation
Removing radon gas from basements and crawlspaces
...Crawlspace floors that won’t be insulated:
A radon barrier needs to be installed to seal off the ground from the air in the crawlspace. A DIY radon mitigation solution for a crawlspace is to use a standard 6 mil polyethylene vapour barrier, which works, but contractors may be required by law to use a fire-rated membran...