Aquarium Chemicals Marineland

Get precise control of your aquarium temperature with the Marineland Precision Submersible Heater. This aquarium heater combines an adjustable temperature dial, a high visibility temperature display and an advanced heating element to keep your aquarium water at the optimal temperature for your freshwater or saltwater fish. The Precision heater also includes a thermal switch which will turn off once it rises above an internal pre-set temperature, and turns back on once it cools down, making your aquarium safer for you and your fish. This 300 watt heater is designed for aquariums up to 80 gallons.