Fluval Foam Filter Block A222 – For 204/205/206 & 304/305/306 12-Pack – Retail Oem

Fluval Foams capture large particles and debris for effective mechanical filtration the crucial first stage in the filtration process. Custom fit to prevent bypass they have a pore size that allows efficient water flow with less clogging for long-lasting filtration. These inserts also enhance biological filtration. For freshwater and marine environments. For Fluval filter models: 204 205 206 304 305 306.