[1 Red 2 Blue 3000]
[3 Red 3 Blue 6000]
These replacement compatible with the Oase Filtoclear 3000 6000 11000 15000.
1 Red Fine and 2 Blue Coarse fit for Oase Filtoclear 3000.
3 Red Fine and 3 Blue Coarse fit for Oase Filtoclear 6000.
4 Red Fine and 5 Blue Coarse fit for Oase Filtoclear 11000.
6 Red Fine and 6 Blue Coarse fit for Oase Filtoclear 15000.
Please make sure the size is right for your filter before you order.