ClimateHouse plus

The highest KlimaHaus certification is KlimaHausplus.  Awarded to residential buildings distinguished not only by energy-saving construction, but also by ecological construction methods and use of renewable energy for heat production. To qualify for KlimaHausplus certification, a building must fulfil the following criteria:.
• Heating energy consumption under 50 kWh/m²a
• Heating fuelled by renewable energy sources
• Use of environmentally-friendly, non-health-damaging building materials
• Inclusion of at least one of the following measures: A photovoltaic system, solar panels for water heating and/or integrated with heating system, rainwater usage, green roof.