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