If you re cutting dark vinyl siding use chalk or light colored tape to mark the line you want to cut.
Cutting square in vynl siding.
Mark the line you want to cut on the siding with a pencil.
Using a circular saw is the first method that you can use to cut vinyl siding.
Lie a strip of vinyl siding on a flat work table.
Make the line as dark as possible so it s visible when you re cutting it.
To cut vinyl siding with a circular saw you can find specialty vinyl siding blades but most people just turn a fine toothed blade around so it spins the opposite direction.
This prevents the teeth of the saw from grabbing the material.
You ll need a fine tooth plywood saw blade to do this correctly.
One is to avoid having part of the line visible after you make the cut.
Slide the end of the siding off the table until the place where you plan to cut it is just past the edge of the table.
Pros draw the cut line on the back of the plank rather than the front for two reasons.
Not just any circular saw blade will do.
Use a carpenter s square to draw the line straight.
This method is best for cutting a lot of short or long vertical cuts since the circular saw will create clean incisions relatively quickly.