Finishing Vinyl Siding Around Windows

Expansion space all around.

Finishing vinyl siding around windows.

Behind the window casing undersill trim secures the cut vinyl panel under a window. Gap on each side for expansion. Use this tool by inserting it where a piece of vinyl overlaps a piece below it and then sliding it across until you reach the end of the piece. Maneuvering long pieces of vinyl into place can be tricky.

For a wood window unit drip cap flashing can be installed over the trim piece often called brick molding that comes with the window or door. Place the piece of siding to be installed under the window along the bottom edge and hold it where it will be located horizontally along the wall. Do not cut the vinyl off. He said he will install an lp siding drip edge over the top of each window.

Measure from the locking tab of the siding below to the undersill trim to determine the depth of the notch. Then he nailed rough red cedar boards around the windows. My new windows are installed and old vinyl siding is removed. To push water to the outside builder s felt and flashing membrane direct water past the nailing hem of the first full panel below the window.

Consult the manufacturer s instructions for the recommended technique for your windows. Remove any damaged vinyl siding. If the vinyl siding around the window area has been damaged or needs replacing then now is the time to remove it. Keep in mind that the soffit pieces should measure 1 4 inch 6 35 mm shorter than the actual length of the soffit.

Extract nails keeping the vinyl pieces in place in order to prepare vinyl pieces to be removed. Next he installed lp smart siding which butts up next to the rough cedar trim. Measure and cut the soffit pieces. Mark it on each side of the window allowing an extra 1 4 in.

My contractor did not put any of the window tape on. When notching panel at bottom of window leave 1 4 in. Mark the siding at 1 4 inch past the edge of each. Position the siding to be notched below the window.

Remove the pieces of vinyl siding from around the window area. Therefore you will need to cut these long pieces of siding to fit the measurements of your soffit. Now is also the time to add or replace a vinyl sill if you would like a window sill feature. Instead remove any nails then use a siding removal tool to separate the siding panels.