API® KH Test Kit Replacement Pressurized Filter Parts Standalone controller needs no external

Standalone controller needs no external power supply

Liquid Formulas:

Inline controller changes light color

The water must then be pumped to either a normal filter above pond level (Nexus Eazy/Eazy Pod) or to a pressurised filter

Inlet  1"

API® KH Test Kit Replacement Pressurized Filter Parts Standalone controller needs no externalThe API KH TEST KIT tests fresh or saltwater aquariums for carbonate hardness (KH), and helps monitor water quality and prevent invisible water problems that can be harmful to fish and plants. Carbonate hardness stabilizes aquarium pH, and can be used to determine the proper dose of pH buffers. Contains 1 test bottle, easy to ready instructions, test tube and color chart