Score a styrofoam sheet along the desired cutting line.

Best way to cut styrofoam. Lying the hanger on the ground while clamping the vise grips onto the end will. Also, whatever you decide to cut with should be held as horizontally as possible. Using this tool for cutting foam is not expensive, quiet, very fast.

Bend the curved neck of the hanger straight then attach your vise grip pliers to the end. Now run your knife carefully along the cutting lines. We will cut the pink panther insulation board with a putty knife quick and easy.

Using a straightedge ruler, measure your cut. Then, as near as possible, pass the utility knife. This is the best way to cut foam board insulation with a utility knife.

Doing this will allow more of the blade to come into contact with the board and will give you. First steps are the preparation part. Today, the most common way to cut styrofoam is with an upholstery utility knife or a sharp painter’s knife (blade knife).

Measure the length and width of the rigid foam board you’ll need for your insulation before.