Control Freak 7 Amp Dynamic Frequency Fan Speed Controller Bulky These kits take the work

These kits take the work out of oxygenating your nutrient solution

Increases flower density and final weight

checking both pH and EC is important

Until now there has hasn't been an easy solution to optimise the VPD of a grow-space

Control Freak 7 Amp Dynamic Frequency Fan Speed Controller Bulky These kits take the workPlease note: This item is purchase to order. Be a Control Freak! The Next Step Up From the Hybrid Fan Speed Controller! 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