DuraVent FasNSeal Flex 10" x 35' Stainless Steel Custom Flex Length w32.50 Model 121321 Flue Size 13"

Model 121321 Flue Size 13" x 21" Material Stainless Steel

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Available in Primed MDF & Unfinished Maple wood species

Grill Pack — All Natural Charcoal briquettes (4lbs)*

When the user wants to turn on the fireplace – typically using a wall switch – the controller signals the mechanical chimney damper to open

DuraVent FasNSeal Flex 10" x 35' Stainless Steel Custom Flex Length w32.50 Model 121321 Flue Size 13"Made 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