DuraVent FasNSeal W2 6" x 36" 29-4C Stainless Steel Double Wall Vent Length 16.5in Designed for use with either

Designed for use with either reflective glass or lava rock

we recommend that they are best mounted under coverings and not directly exposed to rain

With 4800W high power this heater can heat large areas up to 540 square feet

Weight: 20 lb bag

DuraVent FasNSeal W2 6" x 36" 29-4C Stainless Steel Double Wall Vent Length 16.5in Designed for use with eitherFasNSeal 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