A wood-fired water heater uses wood combustion to heat water, typically for domestic use or off-grid applications. It’s ideal for rural areas, cabins, or places without electricity or gas lines. Heat exchanger or Tank: Transfers heat from fire to water. Flue or Chimney: For smoke and gas exhaust. Temperature and pressure relief valves: For safety. Advantages: No electricity or gas required Renewable fuel source Good for off-grid or backup systems Disadvantages: Manual wood loading Needs regular cleaning (ash and soot) Risk of overheating without proper controls Would you like help with building one, choosing a model, or troubleshooting?