The OASE HeatUp line of aquarium heaters are designed for marine and freshwater tanks. For optimal heating, utilize the HeatUp 300 to maintain temperature levels for your aquatic environment. Precise control system allows for accurate readjustment of the temperature within +/- 6�F. The temperature scale can be adjusted between 66�F - 90�F. The HeatUp is perfect for submerged use and includes a thermal shutoff switch for added protection. The heating function is displayed via the activated control light. Temperature levels are monitored and controlled by bi-metal technology for automated heating. The quartz glass tube provides additional safety for aquarium use. Integrate this heater into the FiltoSmart 300, BioMaster 600 to combine filtration and heating into one location for more undisrupted beauty in your aquarium. Utilize the ThermoFit FiltoSmart 300 (model number 48567) to secure the heater to the FiltoSmart 300 filter. The included holder with suction cups can be used to install the heater to the side of the aquarium. This heater is protected with an included 3 year warranty.

300 Watt