Spray Foam Insulation For Hvac Ductwork

The foam provides a vapor barrier so the ductwork won t sweat.

Spray foam insulation for hvac ductwork.

Once cured cut excess foam with a serrated knife as desired. Compared to traditional insulation whether fiberglass or cellulose spray foam has the potential to provide better performance via its air sealing properties high r values per inch of thickness and in the case of closed cell spray foam ability to repel moisture. Activate can by pulling the trigger. Spray foam kits are quicker and easier to use plus you get a seamless air barrier and high r value in just 1 inch.

If you d like to start saving money and time today buy foam it green spray foam insulation now or call us at 800 516 0949. Wipe away imperfections with a cloth soaked in great stuff foam cleaner. Many homeowners love spray foam insulation and it s easy to understand why. Choose foam it green spray foam insulation kits and don t settle for less than you deserve.

I am interested how much added efficiency i would gain by changing to spray on closed cell foam on my ducts. Store or dispose of product as per directed on label. Instead i taped the conections and wrapped the ducts in fiberglass duct insulation. Is it safe for spray foam to touch the hot air running through hvac ducts.

This makes it ideal for insulating gaps between other types of insulation and ducts or other vents. Foam should be tack free in 10 to 15 minutes. If not mist with water. If you want to cover metal ductwork with blown in insulation t hese steps must be followed in this order.

I wanted to apply the thermal insulation closed cell spray foam directly on the duct to seal any leaks and temperature loss but all spray foam are flammable and produce a thick black smoke see 2. I skipped the ductwork when insulating with closed cell spray foam. Cover the metal ductwork with closed cell spray foam. Consider adding more insulation as ductwork is farther from the furnace.

Invert can and insert it into the gap around hvac.