Roof Vent Boot Leak

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

Roof vent boot leak.

Dig out any cracked or dry caulking that isn t properly sealing adjoining surfaces and replace with silicone caulk. Find the water entry point. The immediate thing to do is to contain dripping water from the leak. Periodic maintenance can prevent roof leaks.

Vent pipes are roof maintenance items that should not be overlooked. 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. Quick fix from inside contain dripping water.

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. Replace any missing or rotted siding above the step flashing on dormers. The water entry point may not always the same as where the water drips. Recaulk the corner flashing if any areas have hardened caulk.

This old house general contractor tom silva shows how to create a watertight seal around a vent pipe. 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. Across the joists lay a.