DuraVent FasNSeal Flex 10" x 20' Stainless Steel Custom Flex Length o54 Exclusive stainless steel booster acts

Exclusive stainless steel booster acts as a catalyst to increase the intensity of the fire and the glow of the logs

Model Lanai 48 Fuel Type Natural Gas

MIP 3/8" x MIP 3/8"

Frame Width 2 1/2" Overlap 1 1/2" Return 1" Frame Depth 1/4"

DuraVent FasNSeal Flex 10" x 20' Stainless Steel Custom Flex Length o54 Exclusive stainless steel booster actsMade 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