Attic Insulation Between The Rafters

Then feed the rolled insulation under wires and pipe if either is present.

Attic insulation between the rafters.

Place the plastic sheeting on top of the rolled insulation. 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. Check out our how to video at the link below. For rolled insulation place it between roof rafters.

For insulation to reach its full potential for preventing warm air migration it must maintain the. Push the insulation in place between the rafters but be careful not to compress the material. In finished attic rooms with or without dormer insulate 2a between the studs of knee walls 2b between the studs and rafters of exterior walls and roof 2c and ceilings with cold spaces above. Measure the length and width between two rafters in your attic and transfer the measurements to a 4 ft by 8 ft of rigid foam insulation board.

Use your straightedge to compress the insulation before cutting and use a very sharp utility knife to assure a good straight cut across the fiberglass batt. Time to get the insulation finished and get this place warm. 2d extend insulation into joist space to reduce air flows. Once you have these in place measure the length of the spaces between your rafters.

If your attic is going to be converted into livable space then you will need to insulate the roof rafters. Cut each piece of insulation an inch or two longer than needed to assure a snug fit. Install ventilation baffles into the space between the rafters before you install the insulation usually by stapling into place.