Control Freak 5A Fan Controller (inc. 3m Temp Probe) Space Monkey A Water Circulation Pump is

A Water Circulation Pump is a must needed addition to any nutrient tank

Overload Protection

Match that with the ability to spray in full sunlight

pH and temperature of liquid plant nutrition and water in swimming pools

Remove the protective cover

Control Freak 5A Fan Controller (inc. 3m Temp Probe) Space Monkey A Water Circulation Pump isControl Freak Intelligent Fan Controller temperature driven speed control The Control Freak Intelligent Fan Controller could not be easier to use, with its Plug & Play design and two modes of operation. You can use it as a manual fan speed controller or use an additional 3m temperature probe to operate the unit as a fully automatic speed controller. The probe allows you to use a bespoke software system and gives 50 different speed settings to maintain