Cut Fiber Cement Board Siding On House

Remember this mark represents the top of the siding piece not the bottom of the second course.

Cut fiber cement board siding on house.

Siding already on wall cutting into installed hardi fiber cement grinder with a turbo blade and a 1x4 to guide you as you score it. When cutting fiber cement siding with circular saw use a blade that has only four or six teeth. When you start just make sure the first row is level. I recommend the turboshear tsf1a fiber cement pnuematic if you re looking to buy a pneumatic siding shear.

You have to make the cuts very slowly. The snippers above will make wide radius cuts in fiber cement siding but pacific international s ss410 whippersnapper is the tool you need for amazingly tight radius work like arches radius gable. Use a specialized blade used with the saw such as mikita hardiblade or dewalts filber cement blade. Fiber cement siding is pretty easy to work with mainly just measuring cutting and nailing it in place.

Fein supercut or similar with carbide grit to square up corners. Measure up from the bottom of the story pole to mark the full width of the first course of siding. Use your eyeware and ear protection. It is a concrete product that is light flexible and has a woodlike finish.

This old house general contractor tom silva shares his secrets for working with fiber cement siding. Cut a straight 1 2 so its length runs from the frieze board to the bottom of the first siding course. Typically siding shears use air pressure to power them and they shear or cut the siding like a pair of scissors. For a slow but virtually dustless way to cut siding use power.

To keep dust to a minimum use a circular saw that s equipped with either a dust collection bag or electric fan that. It can be cut and drilled just like wood. The cleanest way to cut fiber cement siding is by using siding shears. However drilling through cement fiber siding goes better if you use a carbide.