This DuraVent adjustable roof flashing weatherproofs the penetration of 7-inch B-vent pipe through your roof. The adjustable design accommodates roof pitches from 0/12 to 6/12, eliminating the need for cutting or custom fitting.

• Inner diameter: 7 inches
• Material: Aluminum/galvanized steel construction
• Roof pitch compatibility: 0/12 to 6/12
• DuraLock connection system for secure, tight seal
• Part of BV Round Vent system
• Type B gas vent component

Application: Used where the B-vent pipe passes through the roof to weatherproof the penetration point. Type B gas vent is engineered to heat up rapidly and remain hot during appliance operation, minimizing condensation.