Dutch Tray hanna instruments The Active Aqua Chillers are

The Active Aqua Chillers are suitable for use in reservoirs

Use entire season

1 resolution with automatic two-point calibration and temperature compensation in a single

Enclosure resists dust

Features eco-friendly recyclable packaging

Dutch Tray hanna instruments The Active Aqua Chillers areProduct Information Dutch Tray is a heavy duty plastic tray with two drain holes on one end for either elbows or endcaps. It can be used for all loose media but is primarily used for 6 rockwool slabs. The tray helps prevent plants from falling over as the plants get bigger. It has two deep channels for excess water to run away easily. You can use the tray with two elbows for draining of excess water or with two endcaps to prevent drainage. Endcaps and