How To Cut Hardie Plank Siding

Line up the tip of the bit with the marking for the hole.

How to cut hardie plank siding. The easiest method to cut the hardie board is that you spot the surface and break the sheet along the marked line. James hardie has collaborated with a number of installers to identify easy setups that are effective affordable and will help you meet osha s compliance standards. Cutting the haride board. Cutting station best practices.

Join factory edges and place the cut edges against the corner trim boards. Use the score and the snap tools. Exerting too much force on the drill may cause the siding to split. Turn the saw off after the cut is complete.

Keep a firmer grip on the board than with regular wood. Setting up your cutting station correctly is just as important as selecting the right tools. Hold the hardie board firmly in place with one hand and use the other hand to manipulate the saw. This is the same way of cutting the drywall.

Make sure to go slower than with a normal blade and wood. When cutting fiber cement siding with circular saw use a blade that has only four or six teeth. In fact you could use a utility knife or a carbide tipped scoring equipment in order to spot the line. The hardi blade only has four teeth.

Set the tool down after the blade has stopped moving. Cut the trim board with the saw. Cut a piece of 6 inch wide steel coil trim about 1 inch longer than the width of a siding board and place it behind the joint. To keep dust to a minimum use a circular saw that s equipped with either a dust collection bag or electric fan that blows dust into a bucket.

Caulking joints are unnecessary but flashing behind the joints is required. Just sharing some of the different methods i ve used for cutting hardieboard siding.