DuraVent Concentric Vent System 3" x 5" Galvalume Air Intake Manifold d2 Model SF8-18TKT Clearance UL and

Model SF8-18TKT Clearance UL and ULC listed to 1777 standard

Millivolt or Modulating Fuel Source L

Product Weight 64

Every Pilgrim brand product is warranted to the original consumer purchaser against defective materials or workmanship for the life of the product

Comes in a standard resealable caulking tube

DuraVent Concentric Vent System 3" x 5" Galvalume Air Intake Manifold d2 Model SF8-18TKT Clearance UL andAn 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