Fluval FLEX 15 & 32.5 – EVO Black Foam Filter Block

The Flex Foam Filter Block provides effective mechanical filtration by trapping large particles and debris.Foam Filter Block is suitable for:Flex 15 US Gal / 57 L (Item #15006, 15008)Flex 32.5 US Gal / 123 L (Item #14494)FluvalBFA Item #Foam BlockFLEX EVOH