DuraVent FasNSeal 3" x 4" 29-4C Stainless Steel Eccentric Increaser wood-fireplace shown here in Natural Black

shown here in Natural Black but also looks great in any of the other special finishes available

Includes adapter

Available 5" - 9" diameters

living room or family room

DuraVent FasNSeal 3" x 4" 29-4C Stainless Steel Eccentric Increaser wood-fireplace shown here in Natural BlackAll 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