Pros draw the cut line on the back of the plank rather than the front for two reasons.
Cutting square in vynl siding.
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.
Using a circular saw is the first method that you can use to cut vinyl siding.
Use a carpenter s square to draw the line straight.
Put a carpenter s square.
When crosscutting vinyl siding all you need is an accurate measurement of the length of the plank and a speed square to draw an accurate perpendicular cut line.
Mark the line you want to cut on the siding with a pencil.
This is a trick on how to cut vinyl siding the quickest and easiest way without breaking or chipping it.
Not just any circular saw blade will do.
This method is best for cutting a lot of short or long vertical cuts since the circular saw will create clean incisions relatively quickly.
If you re cutting dark vinyl siding use chalk or light colored tape to mark the line you want to cut.
You ll need a fine tooth plywood saw blade to do this correctly.
Lie a strip of vinyl siding on a flat work table.