How To Trim Vinyl Siding Around Windows
Cut a 1 inch notch out of the j molding at both ends by scoring it with a utility knife across its top side.
How to trim vinyl siding around windows. For even more personality and charm add a decorative corner or crown molding above the door or window. Install the trim just under the drip cap. The siding slides behind vinyl siding trim pieces that hide the gap and the cut end. Use tin snips to cut a length of j molding 2 inches longer than the width of the window.
Marking the position of each piece before you remove it photo 2 will help you reposition the siding without stretching it. Next comes another layer of building wrap installed like the first layer. Certainteed window and door trim puts out the welcome mat creating a first impression with lasting effect. At the top tuck metal drip cap flashing under the siding and on top of the second layer of wrap.
Lock the panel into the one below it then gently snug it up before nailing. Instruction on how to install exterior 2x4 trim around a new or old window.