With an aquarium calculator, you can approximate heating system size and temperature level targets

https://fish-tank-volume-calculatorazfd875.lowescouponn.com/how-to-tell-if-you-re-in-the-right-place-for-aquarium-tank-volume-calculator

With an aquarium calculator, you can estimate heating unit size and temperature level targets. Make more secure options for tropical, cold-water, or planted tanks.