How To Seal Vinyl Siding Around Windows

Cut a 1 inch notch out.

How to seal vinyl siding around windows.

Ensure that the flashing along the bottom of the window overlaps the nailing hem of. Inspect the flashing and building wrap around the window. 1 house wrap must be installed from the bottom up overlapping like shingles so that upper water flows onto the outside of the lower sheet. It usually comes in 10 inch wide rolls that can be cut into 5 inch wide strips with the tinner s snips.

This will be used at the top and sides of your window. Cutting and installing the molding. 3 caulking must exist between the house wrap and the windows. The flashing is crucial for creating a watertight seal around windows and doors.

Use tin snips to cut a length of j molding 2 inches longer than the width of the window. Use a hammer or a drill to take out any nails or screws that are holding the window in place. 2 caulking must be placed between the layers of house wrap at all vertical seams. Siding is often textured and if you slide the tip of the tube along the bumpy texture the bead of caulk will.