Roof Vent Boot Leak

When the vent pipe boot cracks your roof is open to a water leak.

Roof vent boot leak.

The water entry point may not always the same as where the water drips. Dig out any cracked or dry caulking that isn t properly sealing adjoining surfaces and replace with silicone caulk. Damaged vent pipe collars typically v ent pipe leaks occur at the collar surrounding the base of the vent pipe where it breaks through the surface of the roofing material. This old house general contractor tom silva shows how to create a watertight seal around a vent pipe.

Periodic maintenance can prevent roof leaks. These collars consist of a metal base generally made out of aluminum and a rubber boot integrated into the top of the collar. If your roof was constructed with cheap quality vent pipe boots these will likely need more maintenance and replacement over the lifetime of your roof. Make a temporary patch.

The immediate thing to do is to contain dripping water from the leak. Find the water entry point. A vent pipe boot can leak either from improper installation or more likely from a split in the rubber where it fits around the pipe. Leakage due to improper installation of the vent pipe boot would present as water stains dark spots and or wet areas on the under side of the roof sheeting.

Across the joists lay a. Vent pipes are roof maintenance items that should not be overlooked. Quick fix from inside contain dripping water.