Explore our "METAL - NRV - NON-RETURN VALVE" collection at www.aqua-agro.com, featuring durable metal NRVs made from Brass, Cast Iron (C.I.), Galvanized Iron (G.I.), Stainless Steel (SS), and Nickel. These non-return valves are available in openable mold and union configurations, with threaded or flanged end connections. Designed with spring check, flap check, or ball check mechanisms, our NRVs ensure effective one-way flow control, making them ideal for irrigation systems in farms, gardens, landscapes, as well as domestic and industrial applications. Enhance your fluid management systems with these reliable and robust metal NRVs.