Fluval Foam Inserts are replacements of Fluval external filters 404/405 .

• Capture large particles 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.
• Also enhance biological filtration for freshwater and marine environments.

Contents: 2 pieces per display pack

Manufacturers Code: A-226