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Alden Rose

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Essex CM11 1HB

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+44 1277 651000

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Passivhaus Benefits Future-Proof Buildings Buildings That Perform The History of Passivhaus Dr Wolfgang Feist The first Passivhaus - Darmstadt, Germany 1991 The Benefits of Passivhaus How is a Passivhaus Created? Passivhaus - The 5 Key Principles Space Heating Demand:   or Heat Load:   Airtightness:  Overheating Risk:  Ventilation with Heat Recovery:  Triple Glazing: 15kWh/m2 per year  10W/m2  <0.6 /h  <10%  >75% efficiency  <0.8W/m2K + 0.5g-value Certification Requirements: The Energy Balance FAQs