4" X 3' Vent Pipe HS115 Z-Vent is a factory built

Z-Vent is a factory built

engineered AL29-4C special gas vent pipe

Adapter incorporates a back-flow preventer and condensation drain with 3/8" nipple

1 - Concentric Termination

The HSRadStat thermostats

4" X 3' Vent Pipe HS115 Z-Vent is a factory builtGasketed connections Fusion welded pipe seams No sealant required, no cure time, or no call backs Air tight seam, smooth finish, better fit Metallic special gas vent single wall male end can be cut to length on sit saving time and money. Single Wall Pipe can be cut to length. The female end of each Z VENT component incorporates a Double Fail Safe self sealing gasket. Examine all components to ensure that gasket integrity has remained during shipping.