How To Trim Window Vinyl Siding

Start by laying the bottom cap flush against the edge of the wood frame.

How to trim window vinyl siding. Certainteed window and door trim puts out the welcome mat creating a first impression with lasting effect. Maneuvering long pieces of vinyl into place can be tricky. Lineal trim can help unify and accent a home s exterior adding a design element that can be both subtle and distinctive. Use tin snips to trim off the metal flashing covering the exterior windowsill.

Install j channels at doors and windows and under roof eaves and rakes. Mark the inside of the window and one inch past that mark. Fashioning metal window trim with a brake is complicated for a do it yourselfer. Not all windows require this but if yours does call a professional for this step.

Some vinyl trim can even be produced to look like wood grain. Pry off the vinyl siding and j channel from around the perimeter of the window. Install the tops first then the sides and then the bottoms of the window surrounds. It will not readily break warp or bow let alone rot.

Cut the trim so it is two channel widths longer than the opening s width. For even more personality and charm add a decorative corner or crown molding above the door or window. Repeat for the other required notched corners. Measure from the locking tab of the siding below to the undersill trim to determine the depth of the notch.

Exterior window trim on vinyl siding if your home has vinyl siding and you d like to add vinyl window trim you will first need to remove the existing siding and j channel from around the windows. They are much sturdier than wood and with versions being made in multiple colors and styles you can get vinyl window trim to match your exterior. Use tin snips to cut a length of j molding 2 inches longer than the width of the window. Vinyl siding window trim however is very resistant to the elements.

Cut all the way to the first mark and remove the extra material then cut to the second mark then bend to create a tab. Cut a 1 inch notch out of the j molding at both ends by scoring it with a utility knife across its top side.