Aquarium Heaters

Here’s everything that you should know about aquarium heaters. Right from how to set them up to taking care of them in the best possible manner.

Can An Aquarium Heater Touch The Gravel? [Which Can And Can’t]

Aquariums /
Image of an aquarium with a heater that is not touching the gravel

Many aquarists try to conceal their heater to improve the aesthetics of their aquarium. But can an aquarium heater touch the gravel? An aquarium heater can’t touch the gravel. If it does, the temperature difference between the untouched portion of the heater’s glass tube and the area touching the gravel can create stress and break …

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Do Aquarium Heaters Have Thermostats? (How Do They Work?)

Aquariums /
Image of an aquarium with a heater having a thermostat

Thermostats control the heating and cooling devices by turning them on or off to maintain the desired temperature. So, do aquarium heaters have thermostats? Yes, aquarium heaters have thermostats. They either have a built-in thermostat or a remote one. The thermostat turns off the aquarium heater when the water temperature reaches the set limit. It …

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Do Aquarium Heaters Turn Off Automatically? (Or Always Stay On?)

Aquariums /
Image of an aquarium with its heater turned off

A heater heats the aquarium water to a set temperature. However, after the desired temperature is reached, do aquarium heaters turn off automatically? Yes, aquarium heaters turn off automatically once the set water temperature is achieved. They will then turn on again once the water starts to cool down. However, heaters can also turn off …

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Do Aquarium Heaters Go Bad? (4 Effective Ways To Prevent It)

Aquariums /
Image of an aquarium with a working heater

A good heater is vital for tropical fish tanks as they need stable water temperatures. But do aquarium heaters go bad? Yes, aquarium heaters can go bad if they’re not maintained or installed properly. However, you can minimize their chances of going bad with proper installation, handling, and regular maintenance. You can also get a …

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Can Aquarium Heaters Be Used Out Of Water? Which Ones Can Be?

Aquariums /
Image of an aquarium with a heater outside it

The most common aquarium heaters you find are the ones that are installed inside the tank. But can aquarium heaters be used out of water? External aquarium heaters like in-line heaters can be used out of the water as they are specifically designed to work outside. However, internal heaters like submersible, immersible, and substrate heaters …

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Do Aquarium Snails Need A Heater? (Various Snails Explained)

Aquariums /
Image of an apple snail in aquarium with a heater

Aquarium snails are cold-blooded and can’t regulate their body temperature. So, do aquarium snails need a heater? It depends. Aquarium snails need water temperature in the range of 64°F to 83°F (18°C to 28°C). So they don’t need a heater if the ambient room temperature is within this range. However, they will need a heater …

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Do Aquarium Shrimp Need A Heater? [Ideal Water Temperature List]

Aquariums /
Image of shrimp in an aquarium with a heater

Shrimp adapt better to warmer conditions. So, do aquarium shrimp need a heater? Yes, aquarium shrimp need a heater as it maintains warm and stable water temperatures. This helps increase the shrimp’s lifespan, mimic their natural habitat, and control the reproduction cycle. However, the heater must function correctly. Otherwise, it can affect shrimp’s growth and …

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