The 18X18X16 24GA PCD Tee by Southwark Metal Mfg Co is engineered for efficient airflow management in HVAC systems. This tee features a primary size of 18 inches with two 18-inch openings and one 16-inch opening, facilitating effective branching of air ducts. Constructed from durable 24-gauge metal, it offers excellent strength and corrosion resistance. The PCD design ensures compatibility with standard duct sizes, making installation easy. This product is ideal for both residential and commercial applications, providing reliable performance and compliance with industry standards.