Does spray polyurethane foam “off-gas”?
All manufactured materials will off-gas to some extent. Some building products will off-gas in large qualities Medium density spray polyurethane foam meeting the CAN/ULC S705.1 Material Standard is the only building product that is tested for occupant conditions. The industry has then taken an unprecedented stance and required that all manufacturers meet a maximum limit of 1/100 of the government allowable limit. Manufacturers have met this requirement in less than 24 hours.
