Use a specialized blade used with the saw such as mikita hardiblade or dewalts filber cement blade.
Cut cement board siding.
Use your eyeware and ear protection.
The cleanest way to cut fiber cement siding is by using siding shears.
Makita and hitachi.
Cut a straight 1 2 so its length runs from the frieze board to the bottom of the first siding course.
For a slow but virtually dustless way to cut siding use power.
Make sure the line is straight and visible.
You can use diamond cutting blades attached to your circular saw or sliding miter saw.
Measure up from the bottom of the story pole to mark the full width of the first course of siding.
These are specialized to reduce the dust caused from cutting these planks.
With the cement board flat use a ruler to guide your pencil as you mark a line where you want to cut the board.
You have to make the cuts very slowly.
This old house general contractor tom silva shares his secrets for working with fiber cement siding.
Just sharing some of the different methods i ve used for cutting hardieboard siding.
Draw a line with a carpenter s pencil where you want to cut the board.
This is probably the most popular method for cutting fiber cement siding.
Wait for the saw blade to warm up and come to full rpm before.
For the contractor who measures siding jobs by the square mile not the square foot i think the.
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Lay your cement board out on a work table or between two saw horses.
Like the score and snap method set a straightedge across your sheet.
Typically siding shears use air.
Remember this mark represents the top of the siding piece not the bottom of the second course.
Mark where you d like to cut the board.
Cutting fiber cement siding stationary shears.
Cutting fiber cement siding siding shears.
Unlike score and snap you ll need to use a surface.