The 28R 4X10X4 End BT with 4'' extension from Southwark Metal Mfg Co is a high-performance duct fitting designed for effective airflow management. With dimensions of 4 inches by 10 inches and a height of 4 inches, this fitting is made from durable materials to ensure long-lasting use. The 4'' extension provides flexibility in installation, making it suitable for various HVAC applications. This product adheres to industry standards, ensuring reliability and efficiency in both residential and commercial environments.
