💦 Keep the flow, stop the backflow! Quarter-turn, full port bronze ball valves Modular check design ensures durability No special tools needed for servicing Ideal for irrigation and fire sprinklers Single access cover for quick servicing Non-potable use Easy maintenance Modular design The Watts 2" 009M2 Backflow Preventer is engineered for non-potable applications, featuring a user-friendly design with a single access cover for easy maintenance. Its robust modular check construction and reliable bronze ball valves ensure durability and efficiency in irrigation and fire sprinkler systems.