摘要 |
A solar collector comprising a collector panel (22) which is dished in shape, the collector panel (22) having an included angle of between 60` and 110` and being in heat conductive relationship with a heat transfer medium whereby in use the collector panel (22) is mounted inverted with a fluid inlet (13) and a fluid outlet (14) positioned at opposite ends of the solar collector. A spirally wound pipe (30) of heat conductive material may be located on the collector panel (22) |