DuraVent FasNSeal Flex 9" x 170' Stainless Steel Custom Flex Length h29.86 but the best results are

but the best results are obtained after heat curing

Selkirk 3" to 8" Standard Tee

Ideally suited for retrofit or new construction applications

BTU 12500 Finish RAL 7001 49/72710 Powder Coat Connector Size 8" Width 34" Overall Height 68" To Center Line Weight 165 lbs

Attractive matte black finish

DuraVent FasNSeal Flex 9" x 170' Stainless Steel Custom Flex Length h29.86 but the best results areMade from super ferritic stainless steel. Corrosion resistant. Manufactured with a sure seal locking seam for superior strength and flexibility. The smooth inner wall provides for no output reduction, allowing for full appliance efficiency, ease of cleaning and regular maintenance. The smooth inner wall optimizes gas flow, minimizes back pressure, and facilitates condensate management. Only flexible chimney liner listed to UL 1738 standard. What's