‘You basically have free hot water’: how Cyprus became a world leader in solar heating

The country, which has more 300 days of sunshine a year, has embraced rooftop systems that harness the sun's energy

The Thriamvos company truck pulls up at noon outside the four-storey building in the heart of Nicosia.

It's the third rooftop installation of a solar-powered water heating system that Petros Mihali and his assistant, Soteris, have made in the Cypriot capital since their working day began at 7am.