Aquarium Filter Activated Carbon Sponge 
Aquarium Filter Activated Carbon Sponge has 3 layers of biochemical filtration: Coconut carbon - Deodorization, Biochemical sponge - Culture bacteria, Bamboo Charcoal - Purify water. Fish tank powerful activated carbon sponge, helps you deal with the confusing water quality problem in your aquarium
 
Aquarium Filter Activated Carbon Sponge Details:
- Color: Blue+Black
- Material: Biochemical Sponge + Coconut carbon
- Size (L*W*H): 30*25*2cm/11.8*9.8*0.79inch  or customized
 
Aquarium Filter Activated Carbon Sponge Features:
- It has 3 layers of biochemical filtration:
Coconut carbon - Deodorization
Biochemical sponge - Culture bacteria
Bamboo Charcoal - Purify water
- The reticulated structure also provides a better flow rate of water and less chance of clog.
- Suitable for fish tank filtration; Can be cut to any shape to fit for any aquarium or pond filter, sump, canister filter, power filter, etc.
- Effective filtration, rapid cultivation of nitrifying bacteria and improve the water quality.
- No peculiar smell, high dirt absorption capacity.
- Easy to clean, can be used multiple times. Resistant to rubbing and not easy to damage.