The 8'' Alum Tee Cap from Southwark Metal Mfg Co is designed for effective sealing in ductwork systems. Constructed from lightweight yet durable aluminum, this tee cap offers excellent corrosion resistance and longevity. With an 8-inch diameter, it fits standard duct sizes, making it ideal for various HVAC applications. This tee cap is engineered to meet industry standards, ensuring reliable performance in both residential and commercial settings. Its easy-to-install design allows for quick integration into existing duct systems, making it a preferred choice for HVAC professionals seeking efficiency.