638-140

This premium 5-inch x 5-inch x 5-inch B-Vent Tee is an essential component for residential and commercial gas-fired appliance venting systems. Designed to facilitate a 90-degree transition or to connect horizontal vent connectors to a vertical stack, this double-wall tee ensures optimal drafting and safety for Category I appliances. Crafted with a corrosion-resistant aluminum inner liner and a durable galvanized steel outer casing, it effectively minimizes heat loss and prevents condensation buildup within the exhaust system. This versatile HVAC venting part is compatible with standard 5-inch gas vent pipes, making it a reliable choice for furnace, boiler, and water heater installations that require Type B Gas Venting. Its precision-engineered design provides a secure, leak-free connection to keep your heating equipment operating safely and efficiently.
Type: Metal Venting / HVAC Component
Size: 5-Inch (Nominal)
Dimensions: 5 in × 5 in × 5 in
Application: Used with Category I gas-fired appliances including residential furnaces, water heaters, and boilers. Ideal for creating 90-degree branch connections in vertical exhaust stacks.
Specifications: Double-wall construction; Aluminum inner liner; Galvanized steel outer shell; Twist-lock or snap-lock compatible; UL-listed for Type B Gas Vent applications.