| 摘要 |
A warm water heater consists of a plurality of horizontally arranged profile elements spaced one above the other and attached to a pair of vertical posts, whereby between each pair of profile elements a horizontal air inlet gap is formed at the rearward side of the heater and a horizontal air outlet gap at the front side of the heater. The inlet gap is disposed at a lower level than the outlet gap. Each profile element is provided with an integral water channel, the ends of which communicating with vertical water channels provided in the vertical posts respectively. Plugs are inserted in the water channels in a predetermined pattern so that warm water is positively passed through the heater along a serpentine way. |
