low-energy buildings

  • Woche der Sonne

    Low-Energy Buildings: Solar Thermal, PV or Heat Pump?

    What is the best way to supply heat and power to low-energy buildings? Although there is no single answer to this question, solarthermalworld.org simulated the installation of a solar thermal unit, a PV system, a heat pump and a gas boiler in a low-energy house in southern Germany...
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