The Rheem SP20918AP is an 8-inch back-to-back exhaust branch tee designed for efficient venting in heating systems. This component is constructed from high-quality materials, ensuring durability and compliance with industry standards. Its design allows for seamless integration with Rheem products, making it ideal for both residential and commercial applications. The exhaust branch tee facilitates optimal airflow, enhancing the performance of your heating system. This product ships directly from the manufacturer, providing convenience and reliability for your installation needs.