roughly 2 times bigger. costa rica: 51,000 square kilometers. kentucky: 104,000 square kilometers. roughly 2 times bigger. costa rica: 51,000 square kilometers.
Whole house water heaters are installed in a single location and supply the hot water for all fixtures and appliances in the home. Both tankless and tank-type water heaters can serve as whole-house systems, costing an average of $679 to install.
The average cost for a propane powered single-point tankless water heater system will be $1,500 - $2,000. Whole house vs single point water heater Tankless units can be installed on the interior or exterior of the building near the water use point and no more than 50 ft. from an adjacent power source (typically requiring 220 volts).