Installing Vinyl Undersill Trim

Install undersill trim the width of the window flush to the casing.

Installing vinyl undersill trim.

Install the tops first then the sides and then the bottoms of the window surrounds. Before installing door and window trim first caulk around the openings to create a moisture and air proof seal. Check the section when to install undersill trim you ll now drive roofing nails into the slots spacing them about 8 to 10 inches apart. Fitting siding over windows.

Install door window trim. Furring may be necessary to maintain proper pitch of the siding. Away skip the undersill trim and simply rely on the j channel. Vinyl siding depends on a few special trim pieces that either hold everything together or hide the edges and ends of the panels.

If it falls more than 1 4 in. Because the siding is beveled the cut edge under a window may end up about 1 2 in. Undersill trim using vinyl siding installation. If the panel is cut on the flat surface install undersill trim backed by furring into the j channel.

To create a balanced appearance divide the length of the wall by the exposure of the vertical panel to be used. Below the cut edge at 6 in. Out from the wall. Although installing vinyl siding by yourself might save you a lot of money you should definitely consider hiring a contractor if you ve never installed vinyl siding before.

Along the tops install j channel trim with horizontal siding and base trim with vertical siding. When to use undersill trim. Installing vinyl siding is an involved process which requires a lot of time and skill. Undersill trim for instance is installed under windowsills or other horizontal projections and grasps the top edge of the siding panel below it see installing window trim.

As with the siding don t drive the nails in flush. If it falls 1 4 in. Or less away add the undersill trim to lock it in place shown. The resulting raised lugs should face outward and will snap into undersill trim.

Hold the j channel beneath the window then cut and position the undersill trim if you are using it.