Installing Vinyl J Channel Around Windows

Drive roofing nails every 8 to 10 in.

Installing vinyl j channel around windows.

Cut and bend drain tab. To install vinyl siding to the soffit and fascia area on your home nail lengths of j channel along the inner edge of the fascia leaving the nail heads out about 1 32 to 1 16 of an inch. Nail it to the wall but remember not to nail it tightly. You can use roofing nails that are made of galvanized aluminum or stainless steel with high user ratings and good resistance to corrosion.

Cut and install top j flush with the outer face of the side j s. Position the j channel under the window. Hammer in roofing nails approximately every 8 inches at the middle of the nailing slots. You work from the bottom up with this step as well overlapping top to bottom.

Cut and install bottom j flush with the sides of the window casing. Install the j molding along the bottom edge of the window. Install the j channel vinyl siding around all four sides of a window or three sides of a door. The vinyl siding trim pieces should slide back and forth slightly.

Square corner j channel installation. For the window first position the j channel against the window casing. Place the side j channel and mark it then mark the bottom j channel. Cut and position an undersill trim if necessary see when to use undersill trim.

The next step in waterproofing your window is to install the j channel. J channel pieces should be installed similarly to the f channel across from each other so the soffit fits between the lengths of the j channel. Mitering corners of the j channel. If necessary bend the siding to fit into place.

This gives it a clean professional look. It will look much better if you miter the corners. Install side j channels flush with the lower face of the bottom j channel and with the top of the window casing. Install j channel under the window.

Through the middle of the slots. Nail loosely enough so that the j molding slides. Do not forget to extend the side j channel above the top of the window frame make it at least 1 inch above the top of the window. Cut a tab in the bottom of the side j channels and fold under.