Installing Roof Insulation Batts
Fit the insulation into the framing cavity starting at the top for walls.
Installing roof insulation batts. 7 position the batt of insulation at the outer edge of. Here s how fill all voids. Installing right to the edges. Fit batts tightly around electrical cables and boxes.
Fastening insulation gently press the insulation between two studs with its moisture barrier facing out toward the room. Flatten the tabs against the front edge of the stud on each side of the batt. Use a staple gun and. Insulation should be installed right to the eaves so the batt is 50mm over the outside wall.
Tear the batt in. Place the insulation with the. Pink batts insulation should always be cut slightly oversize to ensure a friction fit. In a framed roof the ceiling joists are usually spaced at 450mm centres and the pieces will fit tightly between the joists.
Ensure you have the right product for the application for your roof insulation installation. Split batts to fit around electrical cables. Standard r3 5 ceiling insulation batts are 185mm thick so depending on the roof pitch the batts may touch the underside of your roof at. Unfold the mounting tab along each vertical edge of the batt.
Cut batts to. Lay plywood or other material across the ceiling joists in the attic to serve as temporary flooring while you install the insulation batts. However you need to leave an air gap of 20mm between the insulation and your roof. Check the joist width to determine the correct insulation batt width.
Fit the insulation batts into the joists with the kraft paper vapor retarder facing against the sub floor. Check that you have the correct r value required on the drawings plans. Fit first then cut to length. The basic installation steps are the same for walls ceilings floors and roofs in wood frame houses.
Pink batts ceiling insulation is 1220 x 432mm. Make sure the insulation fits snugly so that there is no air space between the flooring and the insulation. Push batts all the way to the back of each stud space and then pull out the front edges until they re.