Foam blocks for Fluval U2 submersible filter, 2-pack

The Fluval U2 Submersible Filter Foam Pad removes large particles for efficient mechanical filtration, which is the crucial first stage of the filtration process.

The Fluval U2 Submersible Filter Foam Pad is custom designed to fit perfectly into the filter chamber to prevent debris from passing through.

The pore size prevents clogging and allows for constant water flow, as well as long-lasting filtration.

Key Features:

• Pad removes large particles for efficient mechanical filtration
• Custom design ensures the foam pad fits perfectly into the filter chamber and prevents debris from passing through
• Pore size prevents clogging and allows for constant water flow, as well as long-lasting filtration