Best Hydroponic Water Chillers Reviewed + Buyers' Guide
4.4. Chillers from EcoPlus cost less than the other chillers, but they are less powerful. For instance, a chiller with 1/10 HP power from Active Aqua can be used for 60 gallons of water, one from JBJ for 130 gallons, while EcoPlus for 40 gallons. This device has an LCD display, which can indicate temperature.