Watts® LFN250-3/4 Lead Free Water Pressure Reducing Valve, 3/4"Iron body water pressure reducing valve are designed to reduce incoming water pressure to a sensible level to protect plumbing system components and reduce water consumption. This series is suitable for water supply pressures up to 250psi (17. 2 bar) and may be adjusted from 25 75psi(172 517 kPa). The standard setting is 50psi (345 kPa). All parts are quickly and easily serviceable without removing the valve from the line. The optional bypass feature