The type B designation is assigned to gas venting systems that meet the safety requirements of Underwriters Laboratories, Inc. The AmeriVent all-metal, double-wall gas vent is listed as type B by UL and is approved for residential and commercial applications such as Category 1 water heaters, boilers, furnaces, space heaters, or wall heaters. UL-approved type B gas vent products form a continuous passageway from an approved gas appliance to the termination of the vent above the roof of the structure.
AmeriVent® Hold-Down Plate, 0HD Model, 4 in Nominal, 0.025 in Galvanized Steel, 9-5/8 in L x 2-15/16 in W x 1-9/16 in H
Dimensions | : | 9-5/8 in L x 2-15/16 in W x 1-9/16 in H |