Dangers Of Polyurethane Spray Foam Insulation

If spray foam is installed and cured properly it should not emit fumes or odours.

Dangers of polyurethane spray foam insulation.

Exposure and injuries to spray foam insulation can result from a number of things including. Spray polyurethane foam spf insulation can spray in both tight and hard to reach spaces as well as larger sections called sandwich panels which feature in between structures walls. Improperly installed foam can crack or break or it may continue to emit offensive odours including fishy. They can also cause skin eye and lung irritation asthma and chemical sensitization when absorbed through the skin or inhaled.

Isocyanates such as mdi methylene diphenyl diisocyanate are chemicals that react with polyols to form polyurethane. William swietlik co chair of the epa s workshop on spray foam dangers has asserted that the chemicals used in the insulation are a leading cause of workplace asthma and are a well known sensitizing toxicant to humans the bottom line. Spf insulation contains chemicals called isocyanates that can cause skin and lung sensitization as well as irritation to the skin and mucous membranes like the eyes. Polyurethane is in a lot of stuff from foam mattresses to bowling balls.

The typical paint type odor of spray foam comes from isocyanates which are very reactive and known to cause cancer and other health problems. Be sure to research your installer their safety protocols and reviews. A worker sprays the foam with a special gun into a wall area or into drilled holes where the foam expands and seals the section. Dermal eye and respiratory exposures can trigger adverse health responses.

When applied correctly and given enough time to cure there are not any dangers of spray insulation but if the applicators aren t wearing personal protective equipment or the foam isn t applied correctly dangerous reactions can occur. Around ten years ago individuals related polyurethane spray foam insulation as an obscure untested type of home insulation which could be a risk to mortgage holders of the property. Sensitization means that workers can develop an allergy to a certain chemical after being exposed to it.