Mineralizer M640 Copper/Silver Ionization System, In-line, For Pools to 40K Gal

Compatible with both fresh and salt water pools. Electrode monitoring circuit alerts you when electrodes need to be cleaned or replaced. System includes fully sealed and weather-proof micro-computer controlled digital Mineralizer unit, large dual element Copper/Silver electrodes mounted in clear PVC "Tee" chamber, UL approved outdoor rated power supply, copper test kit, 2" to 1-1/2" reducing adapters, and complete Installation and Operation Manual. Fits pools with 1-1/2" or 2" PVC plumbing. Designed for pools up to 40,000 gallons.