DuraVent Concentric Vent System 3" x 5" Black Air Intake Manifold d37.8 If your customers are such

If your customers are such cultured folk

Product Type Damper Section Pipe Length 24" Diameter 9" Finish RAL 6016 38/50016 Powder Coat Documents & Files

Propane by conversion Viewing Area 35-1/2 x 12-1/2" BTU/hr Input 30

the chalice

DuraVent Concentric Vent System 3" x 5" Black Air Intake Manifold d37.8 If your customers are suchAn 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