This self-centering universal vent cap fits gas vent pipes from 3 to 4 inches in diameter. The adjustable design with worm gear clamp allows for quick, one-tool installation on roof vent, flue, and B-vent applications.

• Fits pipe diameters: 3" to 4"
• Material: Aluminum construction for rust and corrosion resistance
• Self-centering, adjustable design
• Includes worm gear clamp for one-tool installation
• UL 441 and CAN/ULC-605 listed
• Prevents rain, debris, and birds from entering the vent

Note: For gas vent applications only. Not for use with chimney pipe, pellet stove pipe, or solid fuel appliances. Backed by DuraVent warranty.