Outgassing Polyurethane Floor

Outgassing is most commonly an issue in epoxy coatings creating small pinhead sized bubbled that can appear sporadically over the floor and which can even form small craters.

Outgassing polyurethane floor.

Formaldehyde is an ever present colorless gas that can give off a pickle like smell. It has been commonly used in home products for decades in everything from certain types of wood flooring to. The fumes and odors left behind after restoring wood flooring can be a headache literally. Curing out gassing with concrete coatings in denver colorado by fishers concrete.

Many common products used to refinish wood flooring contain harmful chemicals known as volatile organic compounds or vocs. Voc off gassing is most acute during application and the drying of hardwood floor finishes. Even long after these finishes have dried however smaller amounts of vocs continue to off gas into the. Water based polyurethane can have less of an offensive odor when compared to oil based products but floors require at least four coats to achieve the desired level of protection.

The project featured here is a 2 400 sf floor in a colorado barn. In most cases the bubbles are caused by air getting trapped during the mechanical mixing of the resin and hardener.