Installing New Cedar Siding Before Roofing Flashing For Roofing

The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak.

Installing new cedar siding before roofing flashing for roofing.

Bent into an l shape. Siding should be 4 to 6 in. Begin by removing the shingles at the affected area and removing old flashing if present. While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately.

It typically involves the complete removal of the existing siding the installation of a moisture barrier and reflashing of all windows and doors before the new siding is installed. Open valleys have metal flashing to protect this critical area of the roof. Then nail the new l shaped flashing under the builder s felt but above the fascia board. Step flashing is used to provide a water tight connection where roofing adjoins a vertical juncture.

On a wall to be covered with wood cement board vinyl or metal siding the step flashing and associated roofing must be installed first so the siding can cover the top of the step flashing on. Use roofing nails to install the l shaped flashing flush with the roof and wall then cover it with roofing cement and reattach the roofer s felt. This flashing is typically field fabricated from a sheet of 26 ga. Replacing the siding on your home is not a simple process.

I made this video this morning and i hope it help explain the flashing wall detail where the siding meets the roof. Posted march 4 2017 filed under roof installation roof repair maintenance. Flashing before installing siding make sure that flashings are installed to prevent moisture from entering wall and roof spaces. Tips on installing cedar siding.