What Is The Best Way To Cut Insulation Sheets

How to cut foam insulation sheets.

What is the best way to cut insulation sheets. But you may have an uneven cut with rough edges. The blade will give you the most precise cut. If you have properly scored the foam board it should simply pop or snap off. Secondly and this is the best way you can install a drywall to frame the wall before applying foam board insulation.

Lift the foam insulation board so that the sheet is sitting upright. Extend the blade all the way out to provide a long sharp edge that perfect for cutting through thick insulation. Use 2 2 inch lumber for the studs and 2 3 inch lumber for the top and bottom plates. To speed up the process and produce a clean neat cut every time lay the insulation on top of a scrap piece of plywood with its foil or kraft paper vapor barrier facing up.

Then cut your insulation panels to fit between the furring strips. Then snap along the scored cut by pressing hard against the backside of the score etching line while securely holding the side edges of the board. If your fiberglass has been cut previously the bottom edge will have some light fraying on it. Kingspan insulation r 4 common.

Then cut a 2x4 at least 12 inches longer than the width of the insulation. 0 75 in x 4 ft x 8 ft. Cutting batts of fiberglass insulation takes forever because the batts are so thick and fuzzy. Step 4 complete the cut.

However you can also use a utility knife to score the rigid insulation and then snap it over an edge. Insulation sheets typically consist of foam beads compressed into rectangular panels. To cut thick batts or rolls of fiberglass insulation easily use an extendable utility knife that has snap off blades. The best way to cleanly cut rigid insulation is to use a circular saw.

To give yourself a clean sheet to work with pull out frayed strands until one of them remains unbroken from the left side of the sheet to the right.