Installing Vinyl Window Casing

Install door window trim.

Installing vinyl window casing.

In most cases the old frame dimensions will match a standard size vinyl window. Mark the two measurements on the trim and set your miter saw to cut a 45 degree angle between the two measurements. Window panes are held in place in vinyl windows through a combination of tape and vinyl snap bead trim. Install the tops first then the sides and then the bottoms of the window surrounds.

Repeat to cut and install vinyl casing for the opposite side and top of window. Before installing door and window trim first caulk around the openings to create a moisture and air proof seal. Double check these retrofit window installation measurements to ensure their accuracy so you don t end up with a window that doesn t fit. Use these retrofit window installation measurements to order the windows from a lumberyard or home center.

Set vinyl casing against vertical side of window and scribe bottom end to match angle of sill. How to install exterior trim around a window. Exterior trim around a window serves two purposes. It s a look you ll appreciate every time you cross the threshold into your beautiful home.

It is decorative providing a contrast to the area around the window and also it keeps water from. Cut bottom end of casing with aviation snips then install the casing against the window. Glue a vinyl end cap onto each end of the vinyl windowsill. Cut the vertical trim.

Installing the trim slightly away from the jamb edges will help hide discrepancies. For even more personality and charm add a decorative corner or crown molding above the door or window. Instruction on how to install exterior 2x4 trim around a new or old window. The tape or other adhesive is between the glass and the back part of the window frame with the snap bead over the front of the glass securing the glass in place.

Along the tops install j channel trim with horizontal siding and base trim with vertical siding. If window casing is installed flush to jamb unintentional gaps can form over time as the wood dries or the house settles.