Filter Start

Browse our range of filter start bacteria for aquariums online. Filter starting bacteria can be used to speed up cycling of aquarium filters, to improve the efficiency of fish tank filtration, and boost the ability to process ammonia.

Select the fish tank filter start product of your choice from top brands like Dr Tims, King British and NT Labs.

Klarna is available at checkout on all products shown below. Click here for full Klarna terms and conditions.