D-D KH manager Freshwater treatment 6500k White LED - provides

6500k White LED - provides a balanced spectrum

The HI-747-25 are high quality reagents that are pre-measured

The magnesium content of some aquariums appears to be rather low when tested

Rubber hose connectors

Simply dip one test strip directly into the aquarium

D-D KH manager Freshwater treatment 6500k White LED - providesThe KHManager is a stand alone, app controlled device, which automatically samples and tests your tank water for pH and KH, then calculates and auto doses a precise volume of KH solution using the built in stepper pump to maintain a constant alkalinity level within your aquarium. Purchase of the optional E1 expansion box allows the KHManager to be linked with up to two D D P4 P4 PRO 4 channel pumps and use the inbuilt software to provide automatic