Nbbiww 437400 Sprinkler Check Valve

Simple to install, this check valve is designed for Hunter Pro Spray series sprinklers (PRS30, PRS40) and also compatible with Rainbird sprinkler check valves. Made from durable plastic and high-elasticity rubber, it ensures a strong seal, resists corrosion and wear, and is suitable for various climates. The precision check design and rubber sealing structure effectively prevent irrigation water backflow, eliminating nozzle dripping, protecting water source pollution, and improving irrigation efficiency. This 2-piece set meets backup or multiple nozzle needs and is ideal for gardens, golf courses, and sports fields, helping to save water and extend system life. Installation takes approximately 3-5 minutes.