Castle Water

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You have reached Castle Water your local RAINSOFT Dealer. We are located in Greencastle, PA. Look around to learn more about water and air quality. Learn about the different types of water treatment methods. We sell all types of RAINSOFT Water & Air Treatment Equipment to solve virtually any problem. Our premium water and air treatment products deliver the best quality available on the market. From soft clean luxurious water to fresh clean air, Castle Water is here to delivery outstanding products and award winning customer service. Our EC4 Water Conditioner carries a LIFETIME GUARANTEE ON ALL PARTS!!! Many RAINSOFT water & air treatment products and components are tested and certified by various independent testing and validation organizations.