The Apollo 36ELF series lead free pressure reducing valve is designed to conserve water and protect water distribution systems by automatically reducing elevated supply pressures. The dezincification resistant bronze body, stainless steel adjusting screw and dielectric polymer cage provide maximum corrosion resistance. Designed for easy in-line servicing with simple cartridge removal. Balanced piston design. SS adjusting screw & nut. Sealed cage for vault installations. Built-in thermal expansion bypass. Large area integral stainless- steel strainer. Modular seat disc and strainer cartridge. Control pressure ranges:15-75 psi and 75-150 psi. Factory tested and preset at 60 psi (-01). High flow / high efficiency design. 100% manufactured in USA - ARRA compliant.