‘Y Building’ in Tapolca / Hungary

As of 2009, the ‘Y building’ in Tapolca has been generating hot water with TiSUN large-area collectors harnessing the sun´s energy on four terraces. The 350 residents renovated the 32-year-old building. They replaced the district heating and used the savings to finance a solar system. In 102 apartments, the residents take showers with solar-heated water.