The new edition of Passive House Plus is available now. Subscribers can click here to read the latest issue online - and all back issues. Don't have a subscription? Click here to subscribe. You can ...

The amount of active heating input required to heat a building usually expressed in kWh/m2/yr. It is often calculated using building energy software applications such as PHPP, Deap or Sap The new ...

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A wall with inner and outer masonry layers (eg block or brick), with a cavity in between. The cavity serves as a way to drain water out of the wall. Cavities can be insulated to improve their ability ...

Ecological Building Systems technical specification advisor Dave Judd looks at airtightness, active moisture control and effective ventilation in passive house properties. This article was originally ...

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This refers to the heat and light energy that a building receives passively from the sun. Designing a building so that the rooms that are used most during the day face south means they will get light ...

Heating cost: €12 per month space heating cost. See 'In detail' panel for more information. It’s hard to know exactly where to start with David and Maria Murray’s new home. This exemplar passive house ...

The new edition of Passive House Plus is available now. Subscribers can click here to read the latest issue online - and all back issues. Don't have a subscription? Click here to subscribe. You can ...

A technology that ventilates a building while also helping to heat it. HRV systems typically extract warm, damp air from 'wet' rooms like kitchens and bathrooms and use it to heat cool, fresh incoming ...

In September Cairn Homes lit the fuse on a passive house explosion, publishing a position paper on passive house and announcing the construction of nearly 1,800 apartments to the standard. But what’s ...