DuraVent® FasNSeal® Vent Elbow, 4 in Size, 45 deg Angle, 27 ga, For Use With: FasNSeal® Special Gas Vent, Stainless Steel
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 deg from mechanical locking ban