Passivhaus or passive house Green Building Store


Denby Dale Passivhaus

Developed in Germany in the 1990s, Passivhaus  (or ‘passive house’)  is a quality assured standard and methodology for low energy building, which can help create buildings which use up to 90% less energy for space heating in comparison with the UK average dwelling stock*.

Key Passivhaus features

  • Super insulation
  • Stringent levels of airtightness
  • Minimal thermal bridging
  • Optimisation of passive solar gain
  • Mechanical ventilation with heat recovery

Building & renovating using the Passivhaus methodology

FREE Resources

View our blogs and films and download technical briefings on the following projects:

  • Denby Dale Passivhaus project – the UK’s first cavity wall Passivhaus
  • Stirley Farm EnerPHit – innovative barn conversion for Yorkshire Wildlife Trust to EnerPHit  (Passivhaus retrofit) standard.
  • Golcar Passivhaus – newbuild cavity wall Passivhaus,  with a few notable differences/ evolutions of the original detailing for Denby Dale.


Passivhaus suitable products & services



Green Building Company – Award-winning builders of the Denby Dale Passivhaus. Passivhaus and ‘low carbon’ design, build and consultancy in the Huddersfield and West Yorkshire area.


Green Building Store offers a comprehensive range of consultancy services for building professionals to help projects meet low energy building standards.


One-day intensive courses and site visits for building professionals and self-builders, giving a practical and technical guide into cavity wall Passivhaus construction techniques,

FREE CPDs on Passivhaus products and design.

*Average UK dwelling stock uses energy at a rate of 278 kWh/m2/annum (Source: AECB yearbook – the Sustainable Building Guide – 2006/7) and space heating makes up 56% of all domestic energy use. (Source: DECC 2007 figures).

Passivhaus houses use around 90% less energy for space heating than the average UK home (15 kWh/m2/annum, as opposed to 155.68 kWh/m2/annum for average dwelling stock). Space heating needs for Passivhaus are 15 kWh/m2/annum.

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