Half-cartridge based pressure reducing and regulating valve with bronze body. Assembled using the double union nuts with the special sharkbite fittings. Sharkbite fittings can be used on copper, PEX and CPVC. Supplied by factory with a standard delivery setting of 45 psi. Can be adjusted fro 10-70 psi without changing the spring. Intended for use where supply line pressure does not exceet 200 psi. Suited for either cold or hot water service. Features compact pressure reducing and regulatin valves, Certified by ASSE Standard1003, Listed by IAPMO and ASSE, By-pass mechanism integral with the cartridge, Instant push-fit connections.