This infographic on the pros and cons of tankless water heaters can assist you in making the best decision for your household. Whether you are thinking about replacing your old water heater or buying a brand new system, you should weigh the pros and cons. Both types of water heaters have advantages and disadvantages, but this Tankless water heater has pros and cons. Infographics will help you understand what they are. When replacing an old water heater or purchasing a new one, several options are to consider. Nowadays, tankless water heaters are gaining popularity due to their energy efficiency and ability to provide hot water when needed. However, while they provide advantages, they necessitate a larger initial investment.