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2. Powerhead (pump) - Wikipedia

   en.wikipedia.org/wiki/Powerhead_(pump)

   An aquarium powerhead is typically used to create flow throughout the tank.For example, a single powerhead could be used at one end of a freshwater aquarium to simulate a laminar river current, or multiple powerheads can be positioned throughout the aquarium to create more turbulent flow.

3. Aquarium heater - Wikipedia

   en.wikipedia.org/wiki/Aquarium_heater

   A typical glass-tube immersion style aquarium heater. An aquarium heater is a device used in the fishkeeping hobby to warm the temperature of water in aquariums. [1] Most tropical freshwater and marine aquariums are maintained at temperatures that range from 22 to 30 °C (72 to 86 °F). [1] [2] [3] The types include glass immersion heaters and ...

4. Undertank heater - Wikipedia

   en.wikipedia.org/wiki/Undertank_heater

   The hot zone is just above the heater; the opposite zone, the cold zone, is where the live food and the water bowl would be placed. A substrate between the pad and the tank is necessary, as is a thermostat or rheostat to prevent it from overheating and burning the animals. Malfunction in an under tank heater could result in higher temperatures ...

5. Aquarium - Wikipedia

   en.wikipedia.org/wiki/Aquarium

   The typical hobbyist aquarium includes a filtration system, an artificial lighting system, an air diffuser and pump, and a heater or chiller depending on the aquarium's inhabitants. Many aquaria incorporate a hood, containing the lights, to decrease evaporation and prevent fish from leaving the aquarium (and anything else from entering the ...

6. Water heating - Wikipedia

   en.wikipedia.org/wiki/Water_heating

   An 80 US gal (300 L; 67 imp gal) electric storage tank water heater was able to have a minimum energy factor of 86% under the pre-2015 standard, while under the 2015 standard, the minimum energy factor for an 80-gallon electric storage tank water heater is now 197%, which is only possible with heat pump technology. This rating measures ...

7. Pressure tank - Wikipedia

   en.wikipedia.org/wiki/Pressure_tank

   A diaphragm type pressurizer on a domestic rainwater system, with the pump and Square D pressure switch in the background. A pressure tank or pressurizer is a type of hydraulic accumulator used in a piping system to maintain a desired pressure. Applications include buffering water pressure in homes. [1]