Installing New Cedar Siding Before Roofing Flashing For Roofing

Siding should be 4 to 6 in.

Installing new cedar siding before roofing flashing for roofing.

Tips on installing cedar siding. Open valleys have metal flashing to protect this critical area of the roof. Damp ground or new concrete place a moisture barrier under the siding. Flashing before installing siding make sure that flashings are installed to prevent moisture from entering wall and roof spaces.

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. While some skylight manufacturers include flashing in their products sometimes roofing professionals have to create it or purchase it separately. 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. The edge of the roof has thin metal flashing that helps water drip off the roof without damaging the home or causing a leak.

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. Begin by removing the shingles at the affected area and removing old flashing if present. This flashing is typically field fabricated from a sheet of 26 ga. Then nail the new l shaped flashing under the builder s felt but above the fascia board.

There are also some specific handling and installation techniques and tools required. I made this video this morning and i hope it help explain the flashing wall detail where the siding meets the roof. Galvanized sheet metal bent at a 90 degree angle i e. Bent into an l shape.