Search results with tag "Type b gas vent type b gas"

Type B Gas Vent - duravent.com

Type B Gas Vent Type B gas venting system. UL 441 and ULC S605. DuraFlex® AL Aluminum ˜exible relining. UL 1777 & ULC S635.

  Types, Vents, Type b gas vent, Type b gas vent type b gas