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The Hart & Cooley 5RN6 is a round vent increaser designed for use with Type B gas vent systems. This model has a diameter of five to six inches, making it suitable for a range of installations. It features an aluminum inner construction and a G-90 steel outer layer for enhanced durability.
This vent increaser includes a unique locking band, allowing for a 360-degree turning radius, and provides protection against corrosion and external damage.
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