Fluval Canister Bio-Foam Pad FX4 FX6, 2 Pack Fluval 204 - Parts Can be used on freshwater

Can be used on freshwater and saltwater tanks

Smarter Communication - The new K-Link communication method is an upgrade of the easy plug & play 0-10V

With the Kessil Spectral Controller X or your favorite aquarium controller that has a 0-10v reference

Dose daily or as required to maintain plant growth

livebearers

Fluval Canister Bio-Foam Pad FX4 FX6, 2 Pack Fluval 204 - Parts Can be used on freshwaterDesigned specifically for Fluval FX4 and FX6 canister filters, Bio Foam performs double duty as both an effective mechanical and biological media. Mechanical Biological filter media Dense structure ideal for trapping small particles Intricate, porous network provides vast surface area to facilitate growth of beneficial bacteria Helps create clean and healthy water conditions For use in freshwater and saltwater aquariums Convenient 2 pack format Fluval