Spray Foam Attic Floor Or Rafters
Cold air is dry air you know.
Spray foam attic floor or rafters. You can use rigid foam panels or do as tom silva does with nearly all houses these days. Get your kits the easy to use spray foam kit. Unlike solid insulation products that require careful measurement cutting and fitting spray foam can cover even the most uneven surface instantly. That gives you the chance to maximize your energy bill savings while spending the least on the project.
100 free of cfcs vocs penta bdes urea formaldehyde. Then you can use other forms of insulation like fiberglass or cellulose to add r value now that you have a tight air seal. The best attic insulation. I am an advocate of spray foam but my experience tells me that unless there is much ductwork in the attic the attic plane is very complex or there is a very low ceiling height i would rather seal and insulate any ductwork properly and insulate at the attic floor to keep the overall.
The best part of using foam it green spray foam on an attic floor is you only need 1 inch cured thickness to seal the living spaces you use from the attic. This keeps the external weather and moisture outside of the attic space so you don t have to worry about any moisture problems or air infiltration. Spray foam insulation that s convenient and easy to use. Use closed cell foam it green for attic rafters.
But a common reason to put spray foam on the roofline is to avoid having to air seal the attic floor. On new construction in northern nj spray foam companies are huge advocates of insulating at the rafters. R value of 7 in 1 inch 97 closed cell foam. Spray foam attic rafters insulating the attic rafters with spray foam creates a conditioned space where your attic is the same temperature as the rest of your home.
Thus the air in the attic is connected with the air in the house. If you re considering turning your attic into conditioned storage or living space it s worth changing tactics to insulate between the rafters and wall joists instead of the floor. Polyurethane or polystyrene spray foams can provide thorough coverage to roof rafters and attic walls in much less time than is needed for other materials.