DuraVent Concentric Vent System 3" x 5" Black Tee With Cleanout h11.7 5°F differential

5°F differential

10-years Limited Warranty on Combustion Chamber

Size Width Height Depth 4-inch 4" 4" 3" 5-inch

Maximum BTU Input - Natural Gas: 100

DuraVent Concentric Vent System 3" x 5" Black Tee With Cleanout h11.7 5°F differentialAn 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