Designed to enhance air control in various applications, this control valve facilitates the efficient handling of airflow in duct systems. It is outfitted with a quick disconnect fitting that allows for seamless attachment of seal-offs, ensuring versatility during use. The incorporation of a Chicago fitting for easy connection to the air supply enhances its practicality while a solid plug, instead of a conventional rope adapter, simplifies the process of pressurizing ducts. With a ball valve mechanism and a safety locking lever, this tool guarantees precise control over airflow, making it an essential component for anyone looking to optimize their cable placing and duct management efforts.