That said the hole is the least of your effort.
Best place to cut a hole in vinyl siding.
Https amzn to 2vnnzuy milwaukee hawg bits.
To get the best cut support the plank on a workbench and allow only a small section to overhang.
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.
The method which we are going to use to cut vinyl siding is the score and snap method.
This is the easiest and quickest method you can follow to cut various strips of vinyl siding for different projects.
A hole saw tin snips etc will slice right through it.
Put a carpenter s square.
Let dry then use a utility knife to cut away any excess caulk.
You need to be sure the weather stripping and siding itself is properly done to keep the siding water tight.
You ll need a fine tooth plywood saw blade to do this correctly.
Don t cut off the whole curved or lipped edge across the top edge of the siding.
When we cut with a circular saw we often install the blade backwards to minimize ripping and tearing of the vinyl.
Trim off the bottom edge the same way that you trimmed the top leaving the curved lip.
Cut the tip of your color match vinyl siding caulk and fit the tube into your caulk gun.
If you have to cut a plank down its middle support all of it on a work surface set the blade depth to about 3 4 inches and allow the blade to cut slightly into the workbench surface when you make the crosscut.
Using a circular saw.
Lie a strip of vinyl siding on a flat work table.
Check out a demo of housecall pro here.
Place the siding piece over the hole and press firmly to seal.
Cut off the uppermost edge of the scrap which has a series of holes for siding nails with a utility knife.
A utility knife is the best tool you can use if you want to cut a long horizontal cut throughout a strip of vinyl siding.
I would cut from the outside on top of the vinyl siding not sure where you are if it s too cold outside but the vinyl siding may crack beyond the hole s diameter you are trying to cut it from the inside.
Apply a generous amount of caulk to the back side of your scrap piece of siding and run a bead of caulk around the hole opening.