Repair Vinyl J Channel

The top of this trim has small holes that allow it to be attached to a substrate without drilling into the vinyl.

Repair vinyl j channel.

J channel used in conjunction with siding is placed where the siding meets doorways and windows. A j channel looks like its name resembling the letter j when viewed from the side. Don t drive them tight. I would recommend removing the siding around the window and replacing the j channel.

Our photo of improperly cut j channel trim around a window above right shows a more serious problem than may be immediately apparent. Cut and position an undersill trim if necessary see when to use undersill trim. The j channel is the groove in vinyl siding that locks the individual pieces together. Any attempt to caulk or seal this area using another method is not likely to have a long term result.

Get free shipping on qualified j channel siding trim or buy online pick up in store today in the building materials department. Through the middle of the slots. Vinyl siding j channel errors over windows. It is also used to cover cut pieces of siding under windows and at eaves.

Install j channel under the window. The broken j channel is clearly the most likely source of a leak in vinyl siding. In our photo at above left it looks like really sloppy j channel work during siding installation leaving a leak at the window sill. When vinyl j channel is used at the bottom like this proper flashing is essential especially at the corners.

1 4 inch weep holes should be drilled about 12 inches apart into the j channel only. The siding is inserted into the folded j channel. Without j channel trim in place the siding would look messy and slipshod. J channel is often used for corners and edges and around openings like windows and doors.

Position the j channel under the window. The bottom curves around hiding the end of a piece of vinyl siding. This will help keep the track dry and prevent accumulation of unwanted moisture. Beginning at the bottom of the foundation siding is installed by hooking a j channel onto a protruding.