Black Biochemical Cotton 50×50×2cm

Black Biochemical Cotton Filter Sponge - Premium Aquarium Filter Media for Crystal Clear Water (50x50x2cm)

Boost your aquarium's filtration with our high-density Black Biochemical Cotton Sponge. This versatile 50x50x2cm filter media enhances both biological and mechanical filtration, promoting healthier water for freshwater and saltwater tanks.

Key Features:

• Superior Biological Filtration - Ultra-porous structure provides maximum surface area for beneficial bacteria growth, essential for breaking down harmful ammonia and nitrites in your aquarium

• Effective Mechanical Filtration - Traps debris, fish waste, and uneaten food particles to maintain crystal clear water quality in fish tanks

• Large 50x50x2cm Size - Generous dimensions offer extensive filtration coverage, perfect for aquariums, sumps, and pond filtration systems

• Durable & Long-Lasting - Made from premium biochemical cotton that maintains structure over time, outperforming standard filter sponges

• Easy to Customize - Can be easily cut with scissors to fit any filter compartment, sump, or DIY filtration setup

• Safe for All Aquatics - Non-toxic material suitable for freshwater fish, saltwater reef tanks, shrimp, and delicate aquatic plants

• Improves Water Parameters - Helps stabilize pH levels and reduces harmful nitrogen compounds for healthier aquatic environments

• Reusable & Eco-Friendly - Simply rinse and reuse multiple times, reducing waste and saving money on replacement filter media