One-piece construction eliminates any possibility of the collar coming off

Patent pending

Patented positive double seal ensures leak- fit around vent stack

Black color blends with modern roofing material colors and is an excellent weathering color

No-Caulk collar allows plenty of room for expansion and movement of pipe

Gives with the movement of the pipe while maintaining leakproof seal

Fits roof angles from flat to 45 deg

Will not warp or crack

needs caulking

Fits all types of pipe, copper, cast-iron, plastic, aluminum, and galvanized

Easy-to-install, slips over the vent stack and automatically adjusts to pipe size and roof angle

Won't rust or corrode

No roof discoloration