How To Install Vent Pipe Flashing On Existing Flat Roof

How to retrofit the ultimate pipe flashing on an existing roof.

How to install vent pipe flashing on existing flat roof.

Finally reattach all shingles removed in the process. How to retrofit the ultimate pipe flashing on an existing roof. You can bend them back by working a putty knife under the bottom of each tab and slipping it through the adhesive to break the seal. Watch our demonstrator use an innovative pipe boot that can be cut to size and fixed to.

Install flashing on existing roof to extend the lifespan of your roof. 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. 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. Add a large bead of caulk in a half moon shape around the flashing and put the shingles back in place.

See how you can create a perfect seal around a pipe on a flat roof. You don t need to bend back the shingle that s beneath the pipe. Pull the old flashing up over the vent pipe and scrape any old caulk and debris off the roof. 1 remove nails holding down shingles above the pip.

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