Control Freak 7 Amp Dynamic Frequency Fan Speed Controller Media 5-1ml per litre of water

5-1ml per litre of water

A float valve in the Control Unit stops the flow when filled—no overfill risk

It's heavy in phosphorus

Dimensions (approx

Best for: Growers running hydroponic or soilless systems who want to boost flowering quality and yield without overcomplicating the feed schedule

Control Freak 7 Amp Dynamic Frequency Fan Speed Controller Media 5-1ml per litre of waterControl Freak 7 Amp Dynamic Frequency Fan Speed Controller Professional Construction, Smart Pricing The Control Freak combines the best of both types of conventional fan speed controller giving you the quietness and smooth output of a hybrid type while giving you the controllability of a standard pulse width modulation (PWM) type. Standard fan speed controllers produce a spiky waveform which usually introduces a hum in the fan motor and can even