BioStyle Replacement Filter Cartridge (Set of 4) – oase

OASE BioStyle Replacement Filter Cartridge (Set of 4)

Keep your aquarium water crystal clear and your filtration system performing at its best with the OASE BioStyle Replacement Filter Cartridge Set of 4. Designed specifically for OASE BioStyle and BioStyle Thermo power filters, these convenient replacement cartridges deliver advanced 5-stage filtration to maintain a healthy aquatic environment for fish, shrimp, and aquatic plants.

Each multi-stage cartridge combines mechanical, chemical, and biological filtration in a single easy-to-install unit. The high-quality filter foam captures debris and suspended waste while providing a surface for beneficial bacteria to colonize. Integrated carbon, zeolite, and phosphate-removing media help eliminate odors, impurities, discoloration, excess nutrients, and harmful compounds from the water. A fine filter fleece provides the final polishing stage, trapping microscopic particles for exceptional water clarity.

Designed for quick, mess-free maintenance, the disposable cartridges slide easily into the filter chamber and can be replaced in minutes without handling loose filter media. Regular cartridge replacement helps ensure optimal filtration performance and consistently clean, healthy water conditions.

Key Features

• Genuine OASE replacement filter cartridges
• Compatible with BioStyle 20, 30, and 50 filters and BioStyle Thermo 30 and 50
• Advanced 5-stage filtration system
• Mechanical, chemical, and biological filtration in one cartridge
• Activated carbon helps remove odors and impurities
• Zeolite assists with water quality management
• Phosphate-removing media helps reduce excess nutrients
• Fine filter fleece polishes water for superior clarity
• Easy, mess-free cartridge replacement
• Includes 4 replacement cartridges

Ideal For

• Freshwater aquariums
• Community fish tanks
• Planted aquariums
• Routine filter maintenance
• Maintaining clear, healthy aquarium water

Replace cartridges every 4-6 weeks, depending on aquarium size, stocking levels, and filter performance, to keep your OASE BioStyle filter operating at peak efficiency.