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AmeriVent® AVS

AmeriVent® AVS Attic Shield, 4 in Nominal, 14 in W x 18 in H x 3-5/8 in D

AmeriVent® AVS

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® Attic Shield, 4 in Nominal, 14 in W x 18 in H x 3-5/8 in D

Dimensions      :      14 in W x 18 in H x 3-5/8 in D
  • AmeriVent pipe are lightweight and rugged feature, made of corrosion-resistant galvanized steel and aluminum
  • Ends have a snap-lock coupling
  • 1 in minimum clearance to combustibles
  • To disengage the locking tab - align the seams and pull apart
  • Locking tab - to ensure a secure fit, push in the locking tab to lock the pipes together
  • Engagement - snap-lock joints overlap - to calculate height deduct 1 in for each joint
  • Used on a single-story building or on the top story of a multi-story building for type BW gas vent
  • The 26 ga galvanized sheet metal extends down from the attic to the top of the ceiling plate
  • Required by Los Angeles code and UMC