DuraVent FasNSeal W2 7" 316L Stainless Steel Double Wall Insulated Wall Thimble With AVL Pipe btu64000 Unique Synthetic Blend Begins to

Unique Synthetic Blend Begins to Glow Red When Lit

Used to conceal the crimped end on the last length in the system

For a fantastic finished look on your Napoleon fireplace you need to add a glass ember Packaged Media Kit for 38" and 50" Vector Fireplaces

5" (L x W x H) /16

Consult your stove dealer or stove manual for your stove’s specific requirements

DuraVent FasNSeal W2 7" 316L Stainless Steel Double Wall Insulated Wall Thimble With AVL Pipe btu64000 Unique Synthetic Blend Begins toFasNSeal W2 (double 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