Hayward Goldline AQR9 AquaRite Electronic Salt Chlorination System for In-Ground Pools , 25,000-Gallon Cell The World's No.1 Salt Chlorinator - genuine excellence, luxurious experience Premium comfort - delivers soft, silky, luxurious water with no more red eyes Convenient - never mix, measure, lug or store chlorine again. AquaRite 120 model is most convenient for existing pools as it is pre-wired for fast electrical connection Huge savings - up to 50% or more over conventional chlorine