Can You Spray Foam Attic Ceiling

Here s the answer to the question posed in my article title.

Can you spray foam attic ceiling.

If you re using the attic for living space then you need to insulate the rafters. You ll also see another safety hazard and code violation. Using spray foam insulation in an attic is a popular energy saving project. Thus the air in the attic is connected with the air in the house.

If you look closely you ll see two exhaust flues on the left side. The installer sprayed foam directly on the metal flues. Sealing the top of the house keeps the air you paid to heat and cool inside your home. That s how you can save up to 40 on your energy bills.

But a common reason to put spray foam on the roofline is to avoid having to air seal the attic floor. You should never do this. And the benefits range from much lower utility bills to fewer pests to reduced sound transfer. Spray foam insulation is an insulating air barrier material that works by sealing the walls floors and ceiling cavities from airflow.

When we seal the attic with spray foam it s as tight as a butter tub. It s quick and easy to do. Yes using spray foam we have added your attic to the conditioned space. The attic you see in the photo here is a different home but it does have one feature in common besides the spray foam.

Installing insulation attics one of the high tech insulation products being utilized these days is a foam spray product called icynene which is a foam that starts as two liquid components a and b if you will that are heated up and sent through two hoses and meet at a tip of a gun where the magic begins. However in a traditionally insulated attic insulation on the ceiling the attic is vented. Consumers are often told by spray foam contractors to do the rafters. It s important you spray foam attic rafters only if you need to.

Insulate your attic floor unless you intend to use the attic for living space.