Roof To Wall Flashing Over Shingles

Vent pipe flashing fits over flues or pipes.

Roof to wall flashing over shingles.

Because most roof flashing is required to extend up the wall a minimum of 4 and some a minimum of 5. This how to video explores proper roof flashing installation for shingle roofing applications. If you need to reseal drip edging you should only seal under the shingles do not seal the drip edge flashing along the eaves. Epdm flashing tape with a butyl adhesive backing will help.

The shape of vent flashing is typically a cylinder with a wide flange at the base which is lapped into the shingles as the roofing is installed. Bent into an l shape. Vent flashing done right to prevent leaks back up roof vent boots with flashing counterflashing and proper shingling. Click to enlarge 63 96 kb.

No visible flashing where the brick wall meets the shingle roof but builder swears theyve installed through wall flashing between wall and roof then step flashing under the shingles then put the brick on over all of that. Install your underlayment completely and your shingles up to where the wall begins so that the first piece of flashing or the corner flashing will rest on a shingle. To make corner flashing take your tin snips and cut a 45 degree line from an outside corner to the center fold. The roof flashing is then placed up behind this through the wall z bar flashing on the outside of the vertical blocking backing material.

Here s how to install it correctly. When working with valley flashing you will need to lift the edges of surrounding shingles and then spread roofing cement on the flashing roughly six inches from the shingles edge. Flashing is installed to surround roof features such as vents. Most simply use a nominal 6 piece of lumber.

Anybody ever seen it done that way. Step flashing fits to each course of shingles and appears to step up the wall of the chimney. Galvanized sheet metal bent at a 90 degree angle i e. This flashing is typically field fabricated from a sheet of 26 ga.