A unit that recirculates a small volume of refrigerated water through a laser for closed-loop cooling It includes a compressor and thus can perform more cooling than a recirculator/heat exchanger [See Also: Recirculator]
A device which makes aquarium water cooler They generally cost at least several hundred dollars, and home brew solutions involving small refrigerators are seldom successful
A piece of equipment used to cool down the water in an aquarium Chillers are available in different types and sizes, including one that hooks up in-line with the water flow of the tank and one that drops into the sump They all feature a thermostat for maintaining a constant temperature Larger tanks require larger chiller units