Spider Farmer Inline Duct Fan with GGS Controller - 100mm (4 Inch) varo__2.5L 'Growths' can contaminate electrodes and

'Growths' can contaminate electrodes and cause interference that 'distorts' electrode calibration

Super sharp

Cable length (M): 2

frameless look and create a floating visual effect that draws attention to your layout

Environmentally Friendly: No need for power

Spider Farmer Inline Duct Fan with GGS Controller - 100mm (4 Inch) varo__2.5L 'Growths' can contaminate electrodes andThe Spider Farmer 100mm (4 inch) inline duct fan pairs a quiet EC motor fan with the GGS temperature and humidity controller, so ventilation in a small grow tent or grow room adjusts itself to conditions instead of running flat out. It moves up to 205CFM while drawing just 27W, and the controller plugs into the fan with a single RJ12 cable. Why growers choose this fan Automatic climate control: the included GGS controller reads temperature and