DuraVent FasNSeal Flex 4" x 140' Stainless Steel Custom Flex Length h84 and protrudes 7

and protrudes 7

Flex lengths - one Red (exhaust)

Install in trough or open-face wood-burning fireplace

partially or fully recessed

12x26-Inches provides a high quality storage option for your firewood

DuraVent FasNSeal Flex 4" x 140' Stainless Steel Custom Flex Length h84 and protrudes 7Made 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