Water Filter Parts and Accessories WMPG Pressure Gauge.   Displays outgoing pressure.  Standard on Models BW-PRV and SF-PRV. HCPG Pressure Gauge (for use with BW-HC) SFBAG 20 µm Filter Bag.   Standard maintenance replacement filter bag for Models SF and SF-PRV. WMPRV Pressure Regulator.  Repair replacement for Models BW-PRV and SF-PRV.  Outlet pressure range of 21-85 psi.  Factory set to 60 psi. BWFC20 20 µm Filter Cartridge Repair replacement filter cartridge for Models BW and BW-PRV. BWFC90 90 µm Filter Cartridge MINFC100 100 µm Filter Cartridge Standard maintenance replacement filter cartridge for Model SF-MINI. BWVSH Backwash Control Valve with standard handle Repair replacement backwash control valve for Models BW and BW-PRV. BWVEH Backwash Control Valve with electronic handle WMIK Installation Kit. Supplied with all filters.   Includes installation wrench, four set screws and gasket for attaching filter to flange. WMW Filter Bowl Wrench.  Standard with Models SF and SF-PRV.  May be used with all models. BV.5 ½" Ball Valve Two-piece, bronze body BV.75 ¾" Ball Valve BV.100 1" Ball Valve BV.125 1 ¼" Ball Valve