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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 I 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. The AmeriVent® cap is the first engineered vent cap to gain recognition across the country for it's performance. Millions of them are now installed on homes and business structures to protect against wind conditions that can cause waste gases to spill back into the structure through the appliance draft hood. The AmeriVent® cap is UL listed and it's patented design of ports and baffles keep rain and debris out of the vent. In addition, AmeriVent® caps permit termination of vents at the minimum height necessary above the roof surface.
AmeriVent® Rain Cap, ECW Series, 4 in, Aluminum, 6-3/4 in Diameter, 7 in Height, Additional Information: 0.022 in THK
| Diameter | : | 6-3/4 in |
| Height | : | 7 in |
| Material | : | Aluminum |
| Series | : | ECW Series |
| Size | : | 4 in |
| Additional Information | : | 0.022 in THK |
- 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 joint overlap to calculate height deduct 1 in for each joint
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