Aquael Ultramax Standard Sponge cartridge.

• Made from 100% non-toxic materials
• A dense sponge for efficient mechanical and biological filtration
• Perfectly matched to the Aquael Ultramax external filters ( 2000, 1500, 1000) and Maxi Kani filters.

Standard Sponge – Priority for water flow rate while maintaining standard filtration parameters

1 x sponge per box