Oase BioMaster Pre-Filter Foam Set of 4 - 10ppi UV delivering reliable performance essential for

delivering reliable performance essential for maintaining an efficient filtration system

The precision bistable thermostat offers remarkable accuracy with a variance of just +/- 0

water pump with filtration sponge

Whether maintaining your aquarium's aesthetics or improving the safety of its heating system

not grasses

Oase BioMaster Pre-Filter Foam Set of 4 - 10ppi UV delivering reliable performance essential forGenuine Oase Pre Filter Foams set, suitable for the BioMaster Aquarium Filter. The Oase BioMaster Aquarium Filter has a selection of Foams and Pre Filter media to help keep the water at its best as it passes through the system. Set of 4 foams.