DuraVent FasNSeal 3" x 12" 316L Stainless Steel Vent Length iron-ball Material Galvanized Steel Inner Diameter

Material Galvanized Steel Inner Diameter 13" Height

The flue pipe diameter must be as large as the flue collar on the draft diverter and run as directly as possible to the chimney at least 1/4” rise per foot of run

and increases the amount of air the fan will circulate through your fireplace or stove from 160 CFM to 180 CFM (Cubic Feet per Minute)

Rushmore Clean-Face Direct-Vent Liner Kits

DuraVent FasNSeal 3" x 12" 316L Stainless Steel Vent Length iron-ball Material Galvanized Steel Inner DiameterAll 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