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® Oval Hold-Down Plate, 4 in Nominal, 9-5/8 in L x 2-15/16 in H
Dimensions
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9-5/8 in L x 2-15/16 in H
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- 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
- The type BW hold-down plate is required for connecting type BW vent to a wall furnace outlet
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Catalog
https://assets.unilogcorp.com/267/ITEM/DOC/AmeriVent_4EWT_Catalog.pdf
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Catalog
https://assets.unilogcorp.com/267/ITEM/DOC/AmeriVent_4EWT_Catalog.pdf