Installing Vinyl J Channel Around Windows

Install the j molding along the bottom edge of the window.

Installing vinyl j channel around windows. Install j channel under the window. This goes all around the window and you ll need new strips. Cut and position an undersill trim if necessary see when to use undersill trim. Cut and install bottom j flush with the sides of the window casing.

It will look much better if you miter the corners. Nail it to the wall but remember not to nail it tightly. Next measure and cut the siding to fit the measurements of your soffit and push each panel into the j channel. Square corner j channel installation.

Hammer in roofing nails approximately every 8 inches at the middle of the nailing slots. Install side j channels flush with the lower face of the bottom j channel and with the top of the window casing. You work from the bottom up with this step as well overlapping top to bottom. 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.

The vinyl siding trim pieces should slide back and forth slightly. Nail loosely enough so that the j molding slides. Cut and bend drain tab. Cut and install top j flush with the outer face of the side j s.

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. For the window first position the j channel against the window casing. Install the j channel vinyl siding around all four sides of a window or three sides of a door. Cut a tab in the bottom of the side j channels and fold under.

Place the side j channel and mark it then mark the bottom 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. Through the middle of the slots. Don t drive them tight.

You can use roofing nails that are made of galvanized aluminum or stainless steel with high user ratings and good resistance to corrosion. Mitering corners of the j channel. Position the j channel under the window. This gives it a clean professional look.