How much are heaters for fish tanks?

Aquarium heaters come in a variety of prices, depending on the size of the tank, the type of heater, and the brand. Here is a general range of prices for aquarium heaters:

* Small heaters (up to 50 watts): $10-$20

* Medium heaters (50-100 watts): $15-$30

* Large heaters (100-200 watts): $20-$40

* Submersible heaters: $15-$50

* In-line heaters: $20-$60

It's important to choose a heater that is the right size for your tank, as a heater that is too small will not be able to effectively heat the water, while a heater that is too large can overheat the water and harm your fish. You should also consider the type of heater, as submersible heaters are more efficient than in-line heaters, but they can be more expensive.