| 摘要 |
<p>A water heating system is provided, the water heating system including: a burner unit, the burner unit having an exhaust gas outlet, the exhaust gas outlet passing through a heat exchanger; and a hot water storage tank, the hot water storage tank being in a heat transfer circuit with the exhaust gases of the heat exchanger. The configuration allows the recovery of useful heat from the exhaust gases to heat water. The water can be used for hot water supply and/or space heating. The hot water storage tank may be separate from or an integral part of the same unit as the burner unit.</p> |
