How To Replace A Roof Vent Collar

Starting at the lower half of the vent pipe i stretch a 5 in.

How to replace a roof vent collar.

Works for any size pipe. Make sure the inside of the lead collar fits inside the pipe then tighten the pipe clamp. The rain and repair collar is going to be placed over top of the existing boot. Dependable construction has been providing residential commercial assist with water fire mold and smoke restoration plus storm damage restoration.

The opening on the top of the collar will be smaller than the pipe itself. Set the top part of the vent on the pipe. Cut through the sealant covering the seam between the vent pipe and its storm collar with a utility knife. Video turorial on how to change out a plumbing vent boot.

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. It s an stretchable uncured epdm membrane with a butyl adhesive backing and rated for full exposure to uv light. Make sure that you select a collar in the correct size. Next use a reciprocating saw with a rough in blade to cut the out the marked template.

The storm collar slides over the end of the vent pipe and rests against the top of the roof s vent flashing. After selecting an area to install from inside the building square the template between the roof rafters and outline with a marker. This will make sure that the fit is snug and that the collar creates a water tight environment. Finally replace the shingles photo 3.

Put one nail in the bottom edge with a dab of caulk under it to seal the hole. Step 3 fit collar to pipe. The storm collar s cone shaped design directs rainwater away from the roof flashing.