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Single Output
Most larger / commercial dehumidifiers have a “low-volt” control option so the dehumidifier can be controlled by an external humidistat
Cultiwool Blocks have an optimum air/water ratio for healthy root growth and allow for great continued rooting thanks to the extremely even distribution of water and EC
Lighting Control Adapter D (LMA-12) is specially designed for controlling D ballast
Light Deprivation Ducting Size:2' x 10' Intake Duct (Wetwall) Single OutputDucting is needed for ventilation on light deprivation greenhouses. This ducting is manufactured by K&R Sheet Metal. It consists of a light trap housing that is sized to duct your ventilation between your light trap and shutter. Without ducting, the shutter louvers cannot open and close properly.