DuraVent Concentric Vent System 3" x 5" Black Increaser Tee With Cleanout 39in and 7″ of fill (two-on-two

and 7″ of fill (two-on-two high-density oil-tempered 22-gauge wire bristles) create uniform rugged bristle distribution

versatility

5508 and 6508

Product Dimensions: 34 4/9 W x 17" H x 1 3/8" D

DuraVent Concentric Vent System 3" x 5" Black Increaser Tee With Cleanout 39in and 7″ of fill (two-on-twoAn economical venting solution for condensing and noncondensing appliances, the Concentric Venting System (CVS) features a UL1738 approved super ferritic stainless steel inner wall. The proprietary twist lock connection eliminates use of clamps or mechanical fasteners and saves installation time. Only one penetration is needed through the roof or the wall for both exhaust and combustion air. Multiple pipe lengths and telescoping pipe extensions