it is not a significant change, especially considering that the new filter you would put on the tank is only stronger by 10GPH. if you put a filter on that was three times as strong, you may see a slight change in your electric bill, but in reality it is going to be insignificant.
plus, if you see any big changes you can always unplug something that isnt as vital, like your fridge
plus, if you see any big changes you can always unplug something that isnt as vital, like your fridge
