How To Replace Vinyl Siding Window Trim

At the bottoms of windows install under sill trim for horizontal siding and j channel trim for vertical siding.

How to replace vinyl siding window trim.

How to replace windows on a vinyl sided home removing siding. Because vinyl siding does not create a completely waterproof barrier the. Instead remove any nails then use a siding removal tool to separate the siding panels. Nail every 12 inches on center.

For vertical siding install j channel trim. Use tin snips to trim off the metal flashing covering the exterior windowsill. Get the top part of your window frame measured and then take the results to the replacement pieces of trim. Pry off the vinyl siding and j channel from around the perimeter of the window.

Lock the notched siding into place and inspect its fit into the j channel. Make sure that they are accurate to avoid any problems during installation. If your horizontal cut was made at a wider portion of the siding s profile it will fit firmly inside the j channel. Cut through your trim as needed.

For horizontal siding install f channel trim at the soffit and gable rake. Remove any damaged vinyl siding. Use a hammer or a drill to take out any nails or screws that are holding the window in place. Sections of vinyl siding can be removed fairly easily with the right tools.

Now is also the time to add or replace a vinyl sill if you would like a window sill feature. If the top is mitered miter the sides as well. If the vinyl siding around the window area has been damaged or needs replacing then now is the time to remove it. Lock the panel into the one below it then gently snug it up before nailing.

Unscrew and remove the storm window from the outside of the window. The siding slides behind vinyl siding trim pieces that hide the gap and the cut end. Notch the vinyl windowsill with tin snips to fit the existing windowsill. Sometimes there are little pieces of wood between the window and the wooden studs that hold the window tight.

Marking the position of each piece before you remove it photo 2 will help you reposition the siding without stretching it.