How To Install J Channel Under Existing Siding

In from each end and deeply score the inner cutting line with a utility knife.

How to install j channel under existing siding.

Cut a section of new j channel 2 in. Your nails should be centered in the channel slots and the nail heads should remain 1 32 to 1 16 inches 0 7938 to 1 6 mm out. For doors and windows cut and install the top j channel piece flush with the outer face of the side j channels. Cut and bend the drain tab.

Almost all of my windows have standard j channel that doesn t protrude very far. Is this possible with the existing siding already there. This old house general contractor tom silva shows how to prevent water from leaking in behind vinyl siding. We would ve liked to put 3 j channel to give the windows a bolder look.

See below for a shopping list and tools subscr. Thanks for any advice. Even if i somehow put the new j channel over the original j for cosmetic purposes only that would suffice for me. Install lengths of j channel along the inner edge of the fascia.

Nail j channel pieces under the fascia. The j channel will conceal the cut edges of the soffit lengths and will provide a watertight seal. Longer than the width of the window. You have to wrap the window with vinyl j channel to divert water and to cover the ends of the siding photo 9 you ll probably have to buy new strips for this.