DuraVent FasNSeal 3" x 24" 29-4C Stainless Steel Vent Length quaking-aspen Model CHDS-30 Product Size 30"

Model CHDS-30 Product Size 30" Compatible Burner G4

so the unit is able to draw room temperature air from the back

Installation Instructions - Passive Heat

Metal Length of the Cable 71" Temperature 65℉~95℉ Timer Range 0

Clean regularly and store in a dry cool place

DuraVent FasNSeal 3" x 24" 29-4C Stainless Steel Vent Length quaking-aspen Model CHDS-30 Product Size 30"All FasNSeal (single 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