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and reaction body
Ideal for beginners and low-light environments
slow-sinking
releasing massive amounts of beneficial bacteria that eliminate toxic ammonia and nitrites while creating a biologically well-balanced aquarium for healthy fish to thrive
The 25kg bag of white silica sand is an excellent choice for aquarium enthusiasts aiming for a cleaner and brighter aquatic environment
Oase Biomaster2 Thermo 850 External Filter 30gal and reaction bodyThe BioMaster 850 Thermo external filter fulfils the highest demands of water filtration and filter cleaning. The combination of highly effective biological filtration by Hel X and mechanical biological cleaning by filter sponges ensures healthy and clear aquarium water. The HeatUp 400 adjustable heater is included in the scope of delivery. The BioMaster 850 Thermo is suitable for aquariums with a volume of up to 850 litres. The EasyClean pre filter