Does My PVC Stack Boot Need to Be Replaced to Stop My Roof Leak?

Every pipe that penetrates your roof is a potential entry point for water — and the boot sealing it is the only thing standing in the way. Our team at Anchor Point Roofing found a PVC stack in need of a new boot. Here's how we handled it.

Pipe boots take a beating. Constant UV exposure, temperature swings, and Chicago's freeze-thaw cycles cause the material to crack, shrink, and pull away from the pipe over time. Once that seal fails, water tracks straight down the PVC stack and into the building — one of the most common (and most preventable) causes of roof leaks we see.
On this project, the boot around the PVC stack had reached the end of its service life and needed to be replaced before water infiltration could take hold.

Our scope of work was clear and complete:
We thoroughly cleaned and prepped the boot area and the surrounding roof surface — because a watertight seal starts with a properly prepared substrate. Where necessary, we prepped the area with asphalt primer to guarantee maximum adhesion between the new boot and the existing roof system.
Fabricated and installed a new modified bitumen boot around the PVC stack, creating a durable, flexible, fully watertight seal built to handle Chicago's toughest weather.
We left the roof cleaner than we found it — that's the Anchor Point standard.

Not all boots are created equal. Modified bitumen delivers superior durability, flexibility, and weather resistance compared to standard rubber boots, integrating seamlessly with the surrounding roof system. It's the kind of material choice that separates a repair that lasts from one you'll be redoing in two years — and it's why building owners trust Anchor Point Roofing as Chicago's go-to roofing company.

Don't Let a Small Boot Become a Big Leak
A worn pipe boot is a small problem today and an expensive one tomorrow. If the penetrations on your roof haven't been inspected recently, now is the time.
Anchor Point Roofing — the number one roofing company in Chicago — delivers detail-driven inspections, premium materials, and craftsmanship built for Chicago's climate.
Contact Anchor Point Roofing today to schedule your roof inspection — and keep every penetration on your roof sealed tight, season after season.

Location: Chicago, IL