Vortex Twin Speed Fan Controller, Thermostatic Temperature Adjustable Climate Control
HIGH PERFORMANCE VENTILATION Twin Speed Thermostatic Fan Speed Controller The Vortex Twin Speed Thermostatic Fan Speed Controller has 2 Power Outlets, one for the Intake Fan and one for the Exhaust Fan. Each of the two power outlets can control fans up to a maximum power of 320 watts. Both Speeds of the intake & exhaust fans are fully adjustable in order to maintain the perfect growing environment temperature.