How To Insulate An Attic Roof Rafters

The paper will fold over the rafter framing thereby allowing for attachment with staples.

How to insulate an attic roof rafters.

Insulating a finished attic there are two basic ways to insulate a finished attic. Attach baffles to the bottom of the roof sheathing the plywood or solid wood strips onto which roofing material was installed. If you have questions about your attic give us a call at 1 800 516 0949. The fiberglass insulation comes in rolls that are 16 to 24 inches wide.

R value of 7 in 1 inch 97 closed cell foam. How to install rafter insulation. Usually you will certainly fill the insulation blower with the insulation and blow it between the attic floor joists. Spray foam insulation that s convenient and easy to use.

If only the living space will be insulated wrap the insulation around the room s walls and ceiling and then continue along the floor of the non living space. Step 2 cutting and fitting the insulation. Use closed cell foam it green for attic rafters. In just a few minutes you ll have the information you need to make a smart purchasing decision for your home.

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. Staple it to the rafters or scabbed on boards with a staple gun so that the paper backing is toward the interior of the room to act as a vapor barrier. Hire a pro to install spray foam insulation. Attach the insulation to the rafter scab board by the paper flange so as not to compress the fiberglass.

Make sure it is flush against the wood as also a 1 inch gap can create a 20 percent heating loss. For rolled insulation location it in between roof covering rafters. The insulation should be installed with the paper facing out and attached using staples. How to insulate roof rafters.

The rolls have a number of 8 foot pieces rolled onto one roll. Step 3 installing the insulation. To seal up air leaks around chimneys plumbing stacks or. The best attic insulation.

Don a long sleeved shirt safety glasses gloves and a dust mask to prevent irritating fiberglass from reacting with. In this case the area behind the knee wall will be uncomfortably hot or cold. First climb into the attic and use measuring tape to determine the square footage of the space. You can use rigid foam panels or do as tom silva does with nearly all houses these days.

Use 3 8 inch heavy duty staples every six inches.