The cost to use a bathtub is determined by the number of gallons of hot water used. On average, most people use about 15 gallons of hot water in a 30 gallon bathtub.
For a more accurate results, please enter the exact size of your bathtub. To calculate your cost, please select the appropriate time frame and provide the number of baths taken in that time frame. The monthly and yearly cost will be automatically calculated for you.