Fluval 407 Blue BioFoam MAX, Replacement Aquarium Filter Media
Brand: Fluval
Color: Blue
Premium biological and mechanical filtration prevents premature clogging extending life of subsequent filter media
Rippled surface pattern offers 30% more area to efficiently trap waste and debris
Complex foam construction helps maintain even and consistent water flow and ideal surface for growth of beneficial, nitrifying biological activity
Custom fit with no gaps to maximize filtration efficiency
For use in freshwater and saltwater aquariums, replace every 6 months