With an aquarium calculator, you can approximate heater size and temperature targets

https://privatebin.net/?bb3da5080c068db8#FjwYghcMKFcRL36fGdYzbE2gvRqQ9MoZ5EqoxNDeXkgz

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