API Freshwater GH & KH Test Kit GH Test Kit Filter Media Cartridge

Filter Media Cartridge

crystal clear water

With Snail Safe - escape protection for snails you can easily prevent this and protect your snails from such accidents

more recycled materials in shell

Traffic handle offers quick restraint

API Freshwater GH & KH Test Kit GH Test Kit Filter Media CartridgeWhen keeping freshwater fish and plants, the general hardness (GH) and carbonate hardness (KH) of aquarium water should match their natural habitat. The API GH & KH Test Kit helps you duplicate the natural habitat of your fish to prevent stress, keeping them healthy! The kit includes 2 bottles of liquid reagent, 2 glass test tubes with snap tight caps, and step by step instructions. We recommend that you take a few minutes each week to monitor your