Check the listing for details. Cliplight 973KIT Dry R System Moisture Eliminator. Condition: New. Listed at 54.56 USD. 100% New OEM Parts Fast Shipping WELCOME TO OUR EBAY STORE climatedoctors Cliplight 973KIT Dry R System Moisture Eliminator The active ingredient in Dry R reacts with water to produce stable products that are soluble in AB, Mineral, POE and PAG oils used in refrigeration systems in essence, eliminating moisture from the system. No particulates, gels or polymers are formed. Dry R does not work by lowing the freezing point of water but is a chemical which reacts to the H2O molecule and reassembles it to form new liquids which are completely soluble with AB, Mineral, POE and PAG oils used in refrigeration systems; in essence, eliminating moisture from the system. The new liquids will not solidify into particulate, gels, polymers or form oil like substances.