BioMaster 30PPI Pre-Filter Foams

The Oase Pre-Filter Foams for the Oase BioMaster External Aquarium Filter range are available in a range of densities to suit individual filtration requirements.

10 PPI = Coarse
30 PPI = Medium/Coarse
45 PPI = Medium
60 PPI = Fine

Specifically designed for the unique Oase BioMaster Pre-Filter system, the Pre-Filter foams effectively remove debris prior to water entering the main body of the External Filter, thus reducing filter maintenance.

Oase BioMaster 250 External Aquarium Filter Contents:
4 x BioMaster Pre-Filter Foam
1 x BioMaster Filter Foam - Orange 30PPI
2 x BioMaster Filter Foam - Blue 20PPI
1 x Oase Hel-X 13 Biomedia 800ml

Oase BioMaster 350 External Aquarium Filter Contents:
5 x BioMaster Pre-Filter Foam
1 x BioMaster Filter Foam - Orange 30PPI
3 x BioMaster Filter Foam - Blue 20PPI
1 x Oase Hel-X 13 Biomedia 800ml

Oase BioMaster 600 External Aquarium Filter Contents:
6 x BioMaster Pre-Filter Foam
1 x BioMaster Filter Foam - Orange 30PPI
3 x BioMaster Filter Foam - Blue 20PPI
2 x Oase Hel-X 13 Biomedia 800ml

Oase BioMaster 850 External Aquarium Filter Contents:
6 x BioMaster Pre-Filter Foam
1 x BioMaster Filter Foam - Orange 30PPI
4 x BioMaster Filter Foam - Blue 20PPI
2 x Oase Hel-X 13 Biomedia 800ml