Instruction on how to install exterior 2x4 trim around a new or old window.
How to install vinyl siding window trim.
Install door window trim.
Along the tops install j channel trim with horizontal siding and base trim with vertical siding.
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.
Installing vinyl siding around windows.
Install siding at the top of a window or door in a similar fashion but this time set the siding on the window channel and use the window trim to mark the cut.
Take the vinyl siding pieces removed earlier and cut them down to fit around the window.
Before installing door and window trim first caulk around the openings to create a moisture and air proof seal.
Cut and install new j channel along the sides and top of the window.
Slide each siding piece into the j channel and secure to house with roofing nails.