DuraVent FasNSeal 7" X 10" 29-4C Stainless Steel Single-Wall Increaser Wye 18in Use W/ Chimney Heights In

Use W/ Chimney Heights In Excess of 30'

Spark arrestor is sold separately

Only available in FS2 bi-fold full-swing trackless doors

3" 2/12 to 5/12 Pitch Dead Soft Flashing

DuraVent FasNSeal 7" X 10" 29-4C Stainless Steel Single-Wall Increaser Wye 18in Use W/ Chimney Heights InAll 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