Utilizing natural gas to heat water stored in a tank, conventional gas water heaters offer a reliable and cost-effective solution for households. Electric heat pump water heaters employ innovative technology to extract heat from the air, transferring it to water in an energy-efficient manner, making them an eco-friendly and cost-saving option for many homes. Tankless water heaters heat water directly without the use of a storage tank, offering endless hot water, a smaller footprint, and improved energy efficiency for households prioritizing convenience and sustainability.