Installing Roof Insulation Board

Using the perimeter marks for the ceiling joists chalk lines were snapped to indicate where to screw down the sheathing.

Installing roof insulation board.

Then cut your insulation panels to fit between the furring strips. Calculate the total square footage of the roof to determine the number of. Insert the pry bar. How to cut and fit insulation boards trc top tips.

How to install insulation board over an existing roof membrane 1. If playback doesn t begin shortly try restarting your device. Adding the roof sheathing sheets of 4 x8 osb were then laid directly on top of the rigid foam insulation boards leaving small gaps per the manufacturer s recommendation to avoid buckling at the seams. Secondly and this is the best way you can install a drywall to frame the wall before applying foam board insulation.

You can easily go through several sheets of insulation and know that they are secure. Remove all existing flashing material from around vents and pipes using a pry bar and hammer. Foam board insulation is easy to cut with a circular saw with a masonry blade or scored with a utility knife and snapped like you would drywall. The easiest and by far the quickest way to install metal roof insulation is with 1 inch staples.

Use 2 2 inch lumber for the studs and 2 3 inch lumber for the top and bottom plates.