Features: Crafted from premium corrosions resistant brass, this heavy duty 1/2inch vertical check fitting features a reinforced body design that withstands high pressure environments up to 600PSI while preventing backflow in plumbing systems. The threaded connection systems ensures leak proof installation without special tool, combining brass construction with precisions engineered components for seamless integration into existing pipelines. Ideal for professional plumbers, HVAC technicians, and homeowners seeking fluid control solution in residential/commercial water supply systems and industrial applications. Perfectly functions in water heaters, irrigation setups, chemical processing lines, and central heating installations where consistent unidirectional flows and pressure management are critical. This brass check fitting standards for thermal stability ( 20°F to 250°F) and corrosions resistance, offering not need maintenance operations across years of demanding service. Specifications: Component: Copper Type:Double Male,Double Female,Male To Female,Female To Male Package Includes: 1Piece Check Fitting note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.