B-Vent Tee Y is designed for use with Category 1 gas-burning appliances including furnaces, water heaters (HWT), boilers, pool heaters, unit heaters, gas fireplaces, and infrared tube heaters. This high-quality venting component is approved for both Natural Gas (NG) and Propane (LP) applications. With a maximum temperature rating of 243°C (470°F), the B-Vent Tee Y ensures safe and efficient venting, providing reliable performance for a wide range of heating systems.