DuraVent FasNSeal Flex 5" x 190' Stainless Steel Custom Flex Length w39.75 Approximately five times more efficient

Approximately five times more efficient than traditional non-direct or “open” fireplaces

The Monessen Signature Command System Wall Mount Extension Kit is designed to assist you in successfully modify your existing fireplace system into a unit that's capable of meeting your ever-changing needs

Part Number MC-21 Diameter 21-Inch Height 5-Inch Weight  1 lbs and 12 ounce

3-Volt transformer for Dexen STP valves used on Top Vent fireplaces and STPSPCK valve kits

Protect surroundings from overspray and drips

DuraVent FasNSeal Flex 5" x 190' Stainless Steel Custom Flex Length w39.75 Approximately five times more efficientMade 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