Control Freak 7 Amp Dynamic Frequency Fan Speed Controller Media Hang vertically in a tent

Hang vertically in a tent or horizontally over a bench

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

It's heavy in phosphorus

straight from GrowMax

Dimensions (approx

Control Freak 7 Amp Dynamic Frequency Fan Speed Controller Media Hang vertically in a tentControl 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