| 摘要 |
<p>The invention relates to a solar water heating system, in a circuit made inside the plates of the roof, used for house hot water supply. The system for heating water in a roof made of plastic or other corresponding material, which comprises a circuit made through some longitudinal channels, located in the plates forming the roof of the house, and which also comprises some connection elements and some joining elements, provides the connection elements (3 and 4) and the joining elements (5), some tubular parts (8) provided with some sealing rings (6), between the plates (1 and 2) of the roof.</p> |
