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The Metal-Fab 3M4 B-Vent is a reliable vent system designed for use with approved Category 1 gas furnaces, heaters, and boilers. This product is Underwriters Laboratories listed, ensuring safety and performance. Its double wall construction allows for installation in residential and commercial settings with minimal clearance to combustibles.
This B-Vent is ideal for domestic applications and is built with durable materials, helping maintain efficiency and safety.
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