The 10" Roof Cap with Damper and Screen from Southwark Metal Mfg Co is designed for efficient ventilation and exhaust. This durable roof cap is constructed from high-quality materials, ensuring longevity and resistance to weather elements. The integrated damper allows for optimal airflow control, while the screen prevents debris and pests from entering the duct system. Ideal for residential and commercial applications, this roof cap meets industry standards for performance and safety. Dimensions are precisely engineered for a snug fit on standard duct sizes.