Light Deprivation Ducting Size:60" x 60" x 3' The counterweight helps facilitate upwards

The counterweight helps facilitate upwards and downwards motions

Dilution Solutions' Water-Powered NDS No Monitor Kit contains all the components included in the Monitor Kit except the monitor

*The OM-8 should be mounted inside an electric control cabinet

Hardware included to wall mount for Side Lighting and Remote Mountable Driver for flush mounting

Third party testing data available from Precision Laboratories

Light Deprivation Ducting Size:60" x 60" x 3' The counterweight helps facilitate upwardsDucting 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.