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Company Informaton

CASTLE WATER has been a RAINSOFT® Dealer in the Cumberland valley for over 35 years. The office started in Waynesboro, PA in the early seventies. Since then we have grown to over 5000 customers in PA, MD, and WV. We carry the best water treatment systems available & believe in delivering the highest quality service our customers can trust for a lifetime.

RAINSOFT® Brand Water Treatment Systems Are Manufactured In Roselle, IL

"RainSoft enjoys a strong heritage of providing products that help consumers protect the investment in their homes, and can actually increase the value of their homes over the long term."

-Andrew Palframan, senior vice president & general manager of RainSoft.

About Rainsoft


History of Rainsoft

Since 1953, RAINSOFT® has had one business and one business only—providing the best possible water treatment systems for homes like yours. Beginng with one location in Bensenville, Illinois RAINSOFT®, a division of Aquion Partners L.P., is an international company with nearly 300 dealers in the United States and 24 other countries. RAINSOFT® is headquartered in Roselle, IL .

RainSoft has been dedicated to producing “The World’s Finest Water Treatment” and superior customer satisfaction since day one. We also ensure all of our water and air conditioning products meet customer expectations and demands.

  • Dedicated laboratory, R & D and manufacturing facilities
  • Rigorous third party testing and certification programs
  • Exceptional dealer training and support network
  • Unsurpassed product warranties

Rainsoft Factory

Quality of Life... A Global Commitment

Extraordinary quality and reliability are engineered into every RainSoft home water treatment system. And with a worldwide network of knowledgeable, factory-trained dealers, we offer unsurpassed service and warranty coverage for all of our water softener systems and air treatment products.

Free Water Test

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we service ALL Water Treatment makes & models