Key Features

• Package Contents: you will receive 18 Bio-sponge, biological and mechanical filtration media, 6 Bio sponge Max, 6 Bio-sponge+, 6 Bio-sponge in black Compatible with 306, 307 cartridge filter design; Sufficient supply ensures long-term effective function
• Ideal and Long-lasting Filtration: these replacement media for aquarium filters are compatible with 306/307 canister filter systems; Provide ideal filtration performance and efficient water flow, reduce clogging, achieve long-lasting filtration, and provide mechanical and biological filtration for freshwater and saltwater aquarium fish tanks
• Workmanship and Design: bio-sponge Max 2-in-1 biological and mechanical filter media, with a corrugated surface pattern that provides 30% more area to increase collection of debris and waste, Bio-sponge + Mechanical and biological filter media with a macroporous surface that supports a wide range of beneficial biological activity
• Maintain Water Quality Balance: the bio-sponge mechanical filter media can better absorb impurities through precision cutting; At the same time, the bio-sponge can well maintain the beneficial bacterial community; Long service life, easy to clean and clear water quality
• Versatile Use: our product offers ideal versatility as it is suitable for both freshwater and saltwater aquariums; Thus, regardless of your aquarium needs, our filter replacements serve as a reliable choice ensuring the well-being of your aquatic ecosystem

Specifications