Dennerle nano heater constant
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Dennerle heater constant 35W keeps your aquarium on a constant temperature of 25 °C. For nano aquariums of 10-35 liters.
Dennerle heater constant 50W keeps your aquarium on a constant temperature of 25 °C. For nano aquariums of 35-55 liters.
Dennerle heater constant 70W keeps your aquarium on a constant temperature of 25 °C. For nano aquariums of 55-75 liters.