The 24v Automatic Rectangular Damper, measuring 18x22 inches, is a high-efficiency component from METROPAC designed for precise airflow control in HVAC systems. This damper features a robust construction that ensures durability and long-lasting performance. It operates on a 24-volt system, making it compatible with most standard HVAC setups. The automatic function allows for seamless integration into existing systems, enhancing energy efficiency and comfort. Ideal for residential and commercial applications, this damper meets industry standards for quality and reliability.