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 around 75% less energy than standard practice for UK newbuild.

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.


What is Passivhaus? Guidance from the Passivhaus Trust

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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