Redback Chiller is the most efficient evaporative cooler on the market. Redback Chiller is a step above the competition with its improved evaporative core and newly refined tapered flange design. Redback Chiller portable air cooler & conditioner, best for grow tent review. Simply install a Redback Chiller in front of your intake fan. Centrifugal fans or Mixed Flow fans are recommended for high volumes of cool air delivery (not included). Pulling air through the Redback chiller (as opposed to pushing air into) is the most efficient method of use. Use at least 1 metre of duct between the Redback Chiller and the fan to ensure even airflow over the evaporative core. Redback Chiller can reduce grow room temperatures by up to 10 degrees in dry-to-temperate climates. Redback Chiller comes fully assembled in the box and includes a water pump and float-valve. Connect directly to a gravity fed reservoir or mains water via 13 mm hose. Available with both single or double sided duct flanges (300 mm duct flange). Great with any Indoor hydroponics system. Some examples of indoor hydroponics systems are Ebb & Flow, Drip Irrigation and Deep Water Culture (DWC).