DuraVent FasNSeal Flex 8" 29-4C Stainless Steel Coupler fully assembled this method of heating is

this method of heating is inefficient as it creates drafts that leave you hot one moment and cold the next

Material – The enclosure is made of NEMA 1 rated ABS plastic

An unprecedented 42 heating combinations

Product Type Slip Section Pipe Length 24" Diameter 8" Finish RAL 7044 49/75480 Powder Coat Documents & Files

DuraVent FasNSeal Flex 8" 29-4C Stainless Steel Coupler fully assembled this method of heating isMade 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