Betta Activated Carbon 225g x 6

Using Betta Activated Carbon is an effective way to improve water clarity. It removes unwanted contaminants such as chlorine, heavy metals, and dyes. For best results, insert into a filter media bag and use underneath some Betta Synthetic Filter Wool. Betta Activated Carbon is suitable for use in most freshwater and marine aquarium filters and will need replacing every 4 weeks.