Types: Polypropylene 2”, 3” and 4” diameters
Uses: For direct vent water heaters, high-efficiency water heaters, and condensing boilers.
Centrotherm manufactures exhaust and intake solutions that are lightweight and easy to install. The polypropylene interior is highly corrosion-resistant, making it suitable for gas, propane, and oil-fired appliances. Tested and listed to UL-1738 and ULC-5636. Listed for use with sustained flue gas temperatures to 230ºF (110ºC).