DuraVent FasNSeal W2 16" 90 Degree 29-4C Stainless Steel Double Wall Elbow protector the frame needs to sit

the frame needs to sit either on the hearth or a piece of metal at the bottom of the firebox

x 16" Height Burner Size 18" ‘Cross’ Burner BTU 125

Model PENTA25FPK-NG Gas Type

It is constructed from sand-cast aluminum and includes a certified valve

Model W2-TP09 Product Type Test Port

DuraVent FasNSeal W2 16" 90 Degree 29-4C Stainless Steel Double Wall Elbow protector the frame needs to sitFasNSeal 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