This cooling fan is designed for aquariums with a wall or top lip thickness of less than 1/2". It can reduce water temperature by 2-4?, providing a few degrees of cooling to offset the heat from lights and UV filters. The fan features a wide angle adjustment, as well as a stable and strong clamp for easy installation. No assembly is required. AC adapter is included. Available in 2 fan, 4 fan, and 6 fan configurations.
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