Oase BioMaster Prefilter Foam Set 30ppi (4 Pack) – Replacement Filter Media

Maintain optimal filtration performance with the Oase BioMaster Prefilter Foam Set 30ppi. Designed specifically for Oase BioMaster external filters, these high-quality replacement foams ensure effective mechanical filtration by trapping debris before it reaches the main filter media. The 4 pack is the perfect replacement for the Oase Biomaster 250.

With a 30ppi (pores per inch) density, these foams provide the ideal balance between water flow and filtration efficiency, capturing fine particles while maintaining strong circulation throughout your filter system. Regular replacement or cleaning of prefilter foams helps extend the life of your main biological media and keeps your aquarium water clean and clear.

Supplied as a convenient 4 pack, these genuine Oase replacement foams are easy to install and fit perfectly into the BioMaster prefilter module for quick maintenance.

Key Features & Benefits:

• Traps fine debris to improve overall filtration performance
• 30ppi foam balances flow rate and filtration efficiency
• Helps extend the life of biological filter media

Specifications:

• Genuine Oase replacement prefilter foam set
• 30ppi (pores per inch) foam density
• Includes 4 prefilter foam sponges
• Designed for Oase BioMaster external filters
• Easy to install and replace
• Supports efficient mechanical filtration

Biomaster Canister reference:

• Oase Biomaster 250 needs 4 foams.
• Oase Biomaster 350 needs 5 foams.
• Oase Biomaster 600 needs 6 foams.
• Oase Biomaster 850 needs 6 foams.

It is important to replace your foam filters regularly as a part of maintenance.The sponge not only is a part for collection of detritus but also as a part of the filter's performance