Fluval204/304Foam

Fluval Foam Filter Block For Filter Models: 404 *-* 405 *-* 406 *-* *-* for Freshwater And Marine Environments *-* 2 Pcs In A Pack *-* captures Large Particles And Debris For Effective Mechanical Filtration *-* performs Key Role In First Stage Of The Filtration Process *-* custom Fit To Prevent Debris Bypass Ideal Pore Size Allows Efficient Water Flow With Less Clogging For Long-Lasting Filtration *-* enhances Biological Filtration Fluval Foam Captures Large Particles And Debris For Effective Mechanical Filtration *-* Which Is The Crucial First Stage In The Filtration Process. *-* *-* custom Fit To Prevent Debris Bypass *-* The Foam Has A Pore Size That Allows Efficient Water Flow With Less Clogging For Long-Lasting Filtration. The Foam Also Enhances Biological Filtration.