AmeriVent 4EY-3 Standard Wye, 4 in, B, Aluminum/Steel [SKU: ORG8183691]

Use to common vent two or more appliances and to provide better gas flow than a standard tee, Features a branch and base with a smaller diameter than the trunk size, Suitable for use with type B gas vent, Round shape, Material thickness of 0.18 in galvanized steel, 0.12 in aluminum alloy, For gas fired appliances. [QTY/UOM: 1EA / 1EA]