Light Deprivation Ducting Size:60" x 60" x 3' and pole mounting bracket kit

and pole mounting bracket kit

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

The Netafim Angle Barbed Stake is comparable with Drip Arrow Sticks

The counterweight helps facilitate upwards and downwards motions

Third party testing data available from Precision Laboratories

Light Deprivation Ducting Size:60" x 60" x 3' and pole mounting bracket kitDucting 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.