The DuraTech 5 - 6 Class A Chimney Pipe Storm Collar is required with DuraTech flashing to create a weather-proof penetration through the roof deck. Seal inner edge of the collar to the chimney pipe with non-hardening 500° F high-temperature sealant.Made of aluminum Required with DuraTech Flashing Seal Inner Edge of the Collar to the Chimney Pipe with Non-Hardening 500° F High-Temperature SealantBottom Diameter: 12 - 14 Finish: Stainless Steel Fuel Type: Coal, Gas, Oil, Wood Material: Aluminum Pipe Class: Class A Pipe Shape: Round Style: Functional Top Diameter: 5 - 6 UL Listed: Yes Vent Construction: Double Wall Weight: 1
