How To Replace A Roof Vent Collar

The storm collar s cone shaped design directs rainwater away from the roof flashing.

How to replace a roof vent collar. After selecting an area to install from inside the building square the template between the roof rafters and outline with a marker. Wide piece of tape over the rubber collar and onto the aluminum flashing making sure to press the tape into all the contours for a good seal. Make sure that you select a collar in the correct size. It s an stretchable uncured epdm membrane with a butyl adhesive backing and rated for full exposure to uv light.

This will make sure that the fit is snug and that the collar creates a water tight environment. Finally replace the shingles photo 3. Using a sawzall cut any roofing nails in the area of the lower mounting plate flush with the sheathing. Cut through the sealant covering the seam between the vent pipe and its storm collar with a utility knife.

Step 3 fit collar to pipe. The opening on the top of the collar will be smaller than the pipe itself. Next use a reciprocating saw with a rough in blade to cut the out the marked template. See below for a shopping list and tools subscribe to.

Works for any size pipe. Starting at the lower half of the vent pipe i stretch a 5 in. Set the top part of the vent on the pipe. Video turorial on how to change out a plumbing vent boot.

Make sure the inside of the lead collar fits inside the pipe then tighten the pipe clamp. Dependable construction has been providing residential commercial assist with water fire mold and smoke restoration plus storm damage restoration. Put one nail in the bottom edge with a dab of caulk under it to seal the hole.