ActiveAqua water chillers are ideal to keep hydroponic solution in your reservoir at the perfect temperature. Equipped with a Microcomputer control system and LCD display, these units are very user-friendly. With large refrigeration capacity, water can be refrigerated to any degree above 39°F in a short period of time. These systems are also Freon free and environmentally friendly. Another great feature is the Temperature memory system, making it simple to set the desired temp and have the system efficiently maintain it. These units are also surge protected and will turn off if there is a power surge.