DuraVent FasNSeal W2 8" x 10" 29-4C Stainless Steel Eccentric Increaser btu57700 or Lyon series gas fireplaces

or Lyon series gas fireplaces

It has 8-inch 304 stainless steel burner that produces 110

FRS-36HCLP KIT

Model SF4-25CKT Clearance UL and ULC listed to 1777 standard

Clean Energy: No fuel or venting is required

DuraVent FasNSeal W2 8" x 10" 29-4C Stainless Steel Eccentric Increaser btu57700 or Lyon series gas fireplacesFasNSeal 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