DuraVent Concentric Vent System 3" x 5" Black Tee With Cleanout h11.7 This Vented burner system also

This Vented burner system also includes the matchless piezo starter and a manually operated variable flame control

Maximum BTU Input - Natural Gas: 100

70" (in) Product Height 75

10-years Limited Warranty on Combustion Chamber

5°F differential

DuraVent Concentric Vent System 3" x 5" Black Tee With Cleanout h11.7 This Vented burner system alsoAn 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