API GH KH HARDNESS pack Non-toxic filter media lasts several

Non-toxic filter media lasts several months in typical aquariums

Vitalis Catfish Pellets (formally known as Newera CatfishPellets) are formulated for soft mouthed cat fish of all kinds

It is necessary

Contains nitrogen salts

API GH KH HARDNESS pack Non-toxic filter media lasts severalThe 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 aquarium conditions and create a better