Oase HeatUp aquarium heaters, if you are wondering, what heater should I use for my fish tank? These are one of the best heaters because they can run inline if you have an Oase FiltoSmart, BioMaster or BioPlus filter you can turn it into a Thermo internal or external filter
Oase HeatUp
Oase HeatUp aquarium heaters are a range of high precision fully submersible heaters suitable for any type of aquarium. They can be used as sand alone heaters or run inline inside one of Oase's BioPlus internal, or Oase's FiltoSmart or BioMaster external filters.  
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