DuraVent FasNSeal Flex 4" x 180' Stainless Steel Custom Flex Length w13.50 (1) 1/2" x 1/2" Propane

(1) 1/2" x 1/2" Propane Orifice

Model LC18-VRP-N Venting Type Vented Fuel Type Natural Gas BTU/hr 50

downstream from the control box

Consists of a 4 ft

DuraVent FasNSeal Flex 4" x 180' Stainless Steel Custom Flex Length w13.50 (1) 1/2" x 1/2" PropaneMade 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