Spare Part Priming Head BioMaster

Spare Priming Head for the innovative BioMaster External Aquarium Filters.  The replacement priming head be easily removed and refitted into the filter body and will ensure the pump action during initial priming remains effective. 

Suitable for use with the following OASE Aquarium Filters:

• BioMaster 250
• BioMaster 350
• BioMaster 600
• BioMaster 850
• BioMaster 250 Thermo
• BioMaster 350 Thermo
• BioMaster 600 Thermo
• BioMaster 850 Thermo