638-118

This premium 4-inch by 12-inch B-Vent pipe is a critical component for the safe and efficient exhaust of combustion gases from gas-fired appliances. Engineered with a durable double-wall construction, it features an inner aluminum liner that resists corrosion and a galvanized steel outer shell for structural integrity and heat protection. This straight vent length is designed for use with Category I gas-fired furnaces, water heaters, and boilers, ensuring a reliable connection for residential and light commercial HVAC systems. Its snap-lock design allows for easy installation and a secure, leak-proof seal, helping to maintain proper draft and improve appliance performance while protecting your living space from exhaust fumes.
Type: Gas Venting Pipe
Size: 4 inch diameter, 12 inch length
Dimensions: 12 inches × 4 inches × 4 inches
Application: Used for venting gas-fired Category I appliances, including residential furnaces, water heaters, and boilers.
Specifications: Double-wall construction, aluminum inner liner, galvanized steel outer shell, snap-lock assembly, UL listed for Type B gas venting.