aQuatell - water purification made easy! The premier online source for residential and small commercial/industrial water purification products. Outstanding prices on UV (ultraviolet) Systems, RO (reverse osmosis) Systems, Water Softeners, Distillers, and many replacement parts. We sell products made by Fleck, Clack, Pentair, GE, Trojan, R-Can, Sterilight, Atlantic UV, UV Pure.