• The biOrb Marine Service Kit is what you will need to replace your filter cartridge and maintain your Saltwater biOrb*
• Filter cartridge designed to fit all biOrb aquariums
• Designed to be used for maintaining a saltwater biOrb
• Includes acrylic safe cleaning pad to remove build up with ease
• High quality reef salt included
• All natural, non-toxic water treatments included

*Frequency of filter changes depends on the size of your biOrb and the fish stocking level. Please refer to your biOrb instructions for further details.