Oase BioMaster 30 ppi Pre-Filter Foams for BioMaster Filters - 4 x Coarse-Density Aquarium Filter Foams For Use With the Oase BioMaster Series - EasyClean Pre-Filter Compatible

Product description

• 30 PPI FOAM: This aquarium foam uses a 30 ppi coarse grade structure, designed to capture large particles and debris.
• HIGH LOAD CAPACITY: The foam's high load capacity and structural stability makes it resistant to deforming and decompression while maintaining water flow.
• OFFICIAL OASE PART: Specifically designed for the BioMaster and BioMaster Thermo external filters, these foams ensure an exact fit and optimal filtration without guesswork or cutting.
• EASYCLEAN: Made for use with Oase's EasyClean mechanism, allowing you to easily remove the pre-filter for cleaning without opening the main filter housing.
• Compatible with the BioMaster 250, 350, 600, and 850, and the BioMaster Thermo 250, 350, 600, and 850.