Fan Speed Controller Day/Night With Photpcell Tables Available in small and large

Available in small and large sizes

Beyond nitrogen and potassium

Storage: Keep in a cool place

Growth Plus is not recommended for application on flowering plants

This highly concentrated solution is formulated for use in both the vegetative and flowering stages of growth

Fan Speed Controller Day/Night With Photpcell Tables Available in small and largeThis Dual Stage Fan Speed Controller will adjusts the exhaust of the fan speed automatically. It has two separate speeds which can be controlled by any power switching device; timer or thermostat. Usage Day Night fan speed control Maintaining negative pressure while thermostats are off. Backup cooling and negative pressure system. Applications that require your vent fan to operate at different speeds while maintaining negative pressure.