AmeriVent 4E12A
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 Underwriters Laboratories, Inc. and is approved for such residential and commercial applications 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.
| Finish | : | Galvanized |
| Inside Diameter | : | 4 in |
| Length | : | 12 in |
| Material Gauge | : | 0.012, 0.018 in |
| Material | : | Aluminum/Steel |
| Outside Diameter | : | 4 in |
| Resists | : | Corrosion |
| Shape | : | Round |
| Suitable for | : | Category 1 Gas Appliances with Draft Hoods |
| Temperature Rating | : | 400 to 550 deg F |
- Adjustable lengths telescope into standard Amerivent pipe sections to reach desired length
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