Nano Filter Replacement Layered Sponges GY-Mini Pack of 12

Replacement layered Sponges for mini aquarium single barrel air-driven bio sponge filters. The replacement sponges are universal and will fit any brand of aquarium bio sponge filter of similar size and design. 

Our aquarium replacement sponges are made from ethically sourced cotton.

Key Features and Important Notes:

• Pack of 12 layered Sponges.
• Filter not included.
• Size: GY-Mini: 4 x 4cm (H*L).
• 1 Year warranty T&C apply.
• This is a Castle Dawn Aquatics manufactured product, we promise 100% quality guaranteed.