DuraVent FasNSeal W2 14" 30 Degree 29-4C Stainless Steel Double Wall Elbow metallic-slate the fan comes with a

the fan comes with a permanently lubricated motor

Common applications include wood stoves and vent pipe

and other hard-to-reach areas

Sometimes finding dry sticks and twigs on the trail can be a challenge

this is explicitly stated in the product description

DuraVent FasNSeal W2 14" 30 Degree 29-4C Stainless Steel Double Wall Elbow metallic-slate the fan comes with aFasNSeal 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