DuraVent FasNSeal 10" 29-4C Stainless Steel Wall Thimble Sleeve Extension h32.09 1x Tank Housing Assembly

1x Tank Housing Assembly

garages and home

The MFD Mechanical Fireplace Damper prevents conditioned air from escaping up through the chimney when the fireplace is not in use and prevents backdraft down the chimney

overall height 21"

Includes a variable speed control that permits you to show the blower on and off also as higher or lower

DuraVent FasNSeal 10" 29-4C Stainless Steel Wall Thimble Sleeve Extension h32.09 1x Tank Housing AssemblyAll FasNSeal (single wall) vent lengths and components feature patented built in mechanical locking band and triple lipped directional gaskets. All pipes and components are engineered with smooth clean welds located 90 from mechanical locking bands. This construction feature allows for ease of installation. The air space between the inner and outer wall on FasNSeal W2 helps to reduce the clearance to combustibles in addition to creating a heat shield