Instaling Roof Vent Flashing

Use one roofing nail in each corner of the flashing to secure it to the roof.

Instaling roof vent flashing.

Using a sawzall cut any roofing nails in the area of the lower mounting plate flush with the sheathing. Center the pipe in the flashing and push the flexible front corners up or down so that the flashing pipe is parallel to the vent pipe. Rubber vent flashing automatically adjusts to any pitch lift the vent enough to spread caulk under the sides but not the bottom edge then nail with three 1 1 4 in. 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.

Take your time and do not use a straight blade use a hook blade you can get it at home of the deep. These need to be fabricated or ordered to match a specific roof pitch and pipe diameter. Next use a reciprocating saw with a rough in blade to cut the out the marked template. The traditional pipe flashing is a soldered lead riser pipe that encloses the vent pipe and folds in the pipe at the top.

The metal flashing must overlap the material not the other way around. 1 remove nails holding down shingles above the pip. Next place your vent flashing on top of the membrane. Be sure to like and subscribe in order to help me bring you more helpful videos filled with tips and tricks i ve learned over the years.

Then nail the new l shaped flashing under the builder s felt but above the fascia board. Apply a thin bead of silicone around the opening of the vent pipe area and lay the membrane in place. It s soldered to a roof flange that layers into the shingles. Add a large bead of caulk in a half moon shape around the flashing and put the shingles back in place.

Flashing is installed to surround roof features such as vents chimneys and skylights. Plenty more videos t. Roofing nails per side photo 2. Roof flashing is a thin material usually galvanized steel that professional roofers use to direct water away from critical areas of the roof wherever the roof plane meets a vertical surface like a wall or a dormer.

Now that the old flashing is gone you can slide the new flashing over the pipe vent and maneuver it under the shingles above the pipe.