The Campbell Manufacturing air release valve is designed for everyday use in deep well systems, providing reliable control and maintenance of well tank air pressure. This well pressure release valve features a 1-1/4" male thread and a 1/4" tap for an air gauge, making it easy to monitor and adjust air levels in your well tank. The removable float arm and adjustable release valve allow for precise pressure control from 0 to 40 PSI, with the factory setting at 20 PSI for convenience. Constructed from durable ABS material, this air valve is built to withstand regular use and helps prevent well pump air lock by efficiently removing excess air from the tank. Ideal for those seeking dependable pressure valves for well systems, this product supports optimal performance and longevity of your well pump and tank. Each unit is boxed for protection and distributed by Campbell Manufacturing, ensuring quality and consistency. This air release valve is a practical solution for maintaining proper air volume and pressure in your well tank, making it an essential component for deep well maintenance.