Gas hot water systems burn either natural gas (also called mains gas or reticulated gas) delivered via a piped network, or LPG (liquefied petroleum gas), which is usually bottled.
Gas hot water systems generally produce far less greenhouse gases than electric water heaters—around 25 to 33 per cent less. They generally also have lower upfront costs than solar or heat pump hot water systems
Gas Continuous Flow Water Heater Gas Continuous Flow Water HeaterThese high-power water heaters instantly heat water as it flows through the device. The advantages of tankless water heaters are a continuous flow of hot water and potential en [...]