Aqua One Sponge Fine, White in color. *Genuine Aqua One Spare part. *Suitable for Aqua One Aquis 2200/2400/Nautilus 2700 Canister filters. *2 Per Pack 41W

Suitable for fresh & saltwater aquariums.
Removes the Fine particles in your aquarium.
Adds biological and mechanical filtration.
The Aqua One sponge pads for the Aquis 2700UVC canister filter trap solids and provide a home for filtration bacteria.

# Large surface area for bacterial attachment
# Smaller pore size traps smaller particles of waste
# Needs cleaning regularly
# Change every month to maintain performance