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The DURAVENT 06SC is an adjustable storm collar designed for use with 6-inch B-vent pipe systems at roof penetrations. This flashing accessory fits around the vent pipe above the roof flashing to create a weather-resistant seal that blocks water intrusion at the point where the vent exits the structure. It is sized for 6-inch vent pipe and is compatible with Category I gas appliance venting applications. Licensed HVAC technicians and roofers install this component as part of a complete B-vent venting assembly on residential and light commercial gas appliance installations.
This storm collar is suited for residential and light commercial rooftop installations where a B-vent system serves Category I gas appliances such as furnaces, water heaters, or boilers. It is installed at the roof penetration point, positioned above the roof flashing to complete the weather seal at the vent pipe exit. The adjustable design accommodates variation in roof pitch and pipe positioning, making it practical for both new construction and retrofit service calls.
Designed as an OEM-style flashing accessory for 6-inch B-vent pipe systems used in Category I gas appliance venting installations.
Installation is typically performed by a licensed HVAC technician or qualified roofer as part of a B-vent venting system. Shut down and allow the gas appliance to cool before working at the roof penetration. The storm collar should be positioned snugly above the roof flashing and secured according to local building and mechanical codes. Follow applicable IFGC requirements and the vent system manufacturer guidelines for proper sealing and fastening at the roof line.
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