Salifert Potassium Test Kit up to 40 Tests --- Red Sea OASE FiltoSmart 100 Filter Replacement

OASE FiltoSmart 100 Filter Replacement Hose

Part # 46494

*Note* - Motor Head ONLY Does NOT include the following Impeller

The cartridge mechanically filters water through a layer of floss /poly-fiber

For use on glass tanks up to 6mm (1/4") thickness

Salifert Potassium Test Kit up to 40 Tests --- Red Sea OASE FiltoSmart 100 Filter ReplacementSalifert Potassium Test Kit up to 40 Tests This test kit is used to measure potassium levels in your aquarium. Levels outside of optimum range can disturb the nutrient turnover in the aquarium and have a damaging influence on coral growth. This test can detect concentrations of 250 ppm to 470 ppm optimum potassium levels should be kept between 380 and 420 ppm