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These are great for large hydroponic tanks and also for large aquariums to maintain a regular supply of fresh oxygen into the water to keep your fish alive
56 foot standard cable
Repeat this once a week for
1x Magnetic RED 6m cable contacts (for windows
HYDROPONICS RHINO PRIMAIR DUAL FAN CONTROLLER THERMOSTATE These are great for largeA GREAT QUALITY AND VERY POPULAR PRODUCT. RHINO FAN CONTROLLER. RHINO SET THE INDUSTRY STANDARD IN HIGH QUALITY VENTILATION PRODUCTS. THE RC 1 THERMASTATICALLY CONTROLLED DUAL FAN CONTROLLER ENABLES GROWERS TO CREATE THE ULTIMATE TWO FAN AIR EXCHANGE SYSTEM. HOW YOU USE IT!! 1 SET THE DESIRED ROOM TEMPERATURE USING THE SETTING DIAL. 2 ONCE POWER IS APPLIED, THE FAN SPEEDS CAN BE SET VIA THE MINIMUM SPEED DIALS. ONE SPEED CONTROLL FOR EACH INPUT