The answer to 'types of water heater installation' is that there are several common types of water heater installations for homeowners to consider. The most common are tank-style water heaters, which store hot water in an insulated tank, and tankless or on-demand water heaters, which heat water as it is needed without a storage tank.
Tank-style water heaters are the traditional type and come in a range of sizes to fit different household needs. They can be powered by electricity, natural gas, or propane. Tankless water heaters are becoming more popular as they are more energy-efficient and take up less space, but they require specialized installation. Other types include solar water heaters and heat pump water heaters, which use renewable energy sources.