Eliminates Hardness (Calcium & Magnesium);Reduces Iron / Manganese stains and taste;Signature 3 control valve;Legacy View Bluetooth enabled control valve for advanced diagnostics and simplified setup;Simple 9 volt battery back-up keeps electronic meter active and will motor control valve to shut off position if in regeneration during power failure;Adjustable Cycle Times;Calendar Day Override;Proprietary two valve bypass with 1" MNPT Connections;Weather / Insect Resistant One-Piece Slide Cover;Features Vortech tank technology maximizing capacity and efficiency;Treated Water Refill with pre-brine option;Standard brine tank size 16" X 33" ;High Flow brine safety float assembly, overflow fitting, grid plate and brine well