Oase BioMaster Orange 30ppi Foam size-25cm These 105c carbons should be

These 105c carbons should be replaced every 4 weeks to ensure peak tank conditions and crystal clear water

Compact filter with large filter surface – Multi-staged mechanical and biological filtration provides clear

odors and discoloration

Made from high quality

Allotments contains 14

Oase BioMaster Orange 30ppi Foam size-25cm These 105c carbons should beThe 30 ppi Replacement Filter Foam for the BioMaster 250, 350, 600, or 850 includes an ultra coarse replacement filter foam. Customize your choice of filter foams to meet the needs of your aquarium. Timing to replace the filter foam varies upon aquarium size and the number of fish and plants.