How To Properly Insulate Attic Rafters

Use 3 8 inch heavy duty staples every six inches.

How to properly insulate attic rafters.

Minimize thermal bridging and reduce heat loss through the foundation. To install insulation. To install the air chutes staple them directly to the roof decking. How to insulate an unfinished attic preparing an attic for insulation.

Provide some protection against moisture intrusion. Batts and blankets insulation often comes with a vapor retardant facing and some varieties. Attach the insulation to the rafter scab board by the paper flange so as not to compress the fiberglass. Apply insulation between rafters when finishing an attic into a heated room or when building a cathedral ceiling in the home.

Install ventilation baffles into the space between the rafters before you install the insulation usually by stapling into place. Place the plastic sheeting on top of the rolled insulation. Hire a pro to install spray foam insulation. To effectively ventilate your roof create a 1 in.

Do not use plastic sheeting in this case. Make the foundation part of the thermal mass of the conditioned space thereby reducing. To cut blanket style insulation place the product over a piece of plywood with its paper or foil side down. Protect the damp proof coating from damage during backfilling.

You can use rigid foam panels or do as tom silva does with nearly all houses these days. Staple them directly to the roof decking for better insulating roof rafters. Installing a vapor barrier. If there is a floor you will need to remove it to properly insulate the roof rafters.

Garages built without attics are. If your attic is going to be converted into livable space then you will need to insulate the roof rafters. 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. How to install rafter insulation.

Place planks 1 by 6 or 1 by 8 or plywood sheaths across floor joists to improve. If the plastic sheeting is in pieces overlap the pieces by 8 inches and staple it in place directly to the roof rafters and the wall.