Installing J Channel Around Windows And Doors

Cut and install the side j channels.

Installing j channel around windows and doors. Step 1 attach the j trim along the line that will form the upper edge of the metal siding. Measure and cut two strips of j channel 2 inches longer than the height of the window. Nail it to the wall but remember not to nail it tightly. Notch out 1 inch of the inside top and bottom edges.

Cut and position an undersill trim if necessary see when to use undersill trim. The metal siding will slide into the j trim so install the channel with the opening of the j facing the direction of the siding. Don t drive them tight. Install j channel under the window.

Ensure that the sides of the window is taped with the wrap tape to keep water out from the sides of the window. Drive roofing nails every 8 to 10 in. Around windows and doors this application works only on 1 faced j channel. Before beginning installation of your j trim ensure that the top of the window is equipped with drip flashing overlapped by felt paper.

This will help keep water from being able to reach underneath the flashing. Position the j channel under the window. J channel your windows doors and eaves always install j channel around windows and doors along the eaves before you begin applying siding the j channel at the top of the opening should extend over side of j channel by 1 4. Install the j channel around the opening centering the j channel so that each end of the.

Measure the openings and cut the j channel 1 2 less than your measurement. Overlap the notches with the bottom section and nail into place. The vinyl siding trim pieces should slide back and forth slightly. Through the middle of the slots.

Windows and doors install the j channel vinyl siding around all four sides of a window or three sides of a door. If the window s deep in an entryway and has zero exposure you can skip the weatherproofing and just caulk around it. Place the j molding along the bottom edge of the window. Cut and install the top j channel.

If the top of the window is near an eave but the bottom is exposed to the elements strip off the siding and focus on flashing the bottom half of the window but ignore the top. The installation of j channel for snap on lineals is the same procedure as installing lineal starter strip. For the window first position the j channel against the window casing.