The 7X5 Alum Reducer by Southwark Metal Mfg Co is a vital component for transitioning between duct sizes in HVAC systems. This reducer features a 7-inch inlet and a 5-inch outlet, crafted from high-quality aluminum for durability and corrosion resistance. Its lightweight design allows for easy installation and handling, making it suitable for both residential and commercial applications. This reducer meets industry standards for performance and safety, ensuring a reliable airflow transition. Optimize your ventilation system with this essential accessory.