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  1. Passive House design, Passivhaus design, the basic principles.
      Flip
    • What are the five principles of Passive House design?
      1. Insulation Air Tightness Solar Gain Heat Exchange Thermal Bridging Minimised
      Flip
    • How is the foundation of a passive house different to a traditional build?
      1. It is also insulated
      Flip
    • What pressure is air tightness assessed at?
      1. 50 Pascals
      Flip
    • Looking at this picture, how is this house optimizing its southern exposure?
      1. Bigger windows to the south
      Flip
    • What percentage of the heat can a heat exchange unit recover?
      1. 90%
      Flip
    • What three areas of the house are likely to cause a thermal bridge?
      1. The eaves, the cill/lintel and the floor
      Flip