The CarbonLite standards are all based on the rigorous passive house methodology and require energy modelling using the ...

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 ...

The new edition of Passive House Plus is available now. If you value the work we do to promote high performance buildings, and a more sustainable built environment, please consider supporting us.

Form factor is the ratio of a building’s total surface area (the walls, roof and ground floor) to its treated floor area. The smaller the form factor, the more efficient the shape of the building and ...

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 ...

In the UK, a proposal for a net zero carbon building standard is being developed by a group of prominent industry bodies. For more information visit www.nzcbuildings ...

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 ...

- Four issues of Passive House Plus (UK edition), delivered to your door. - Access to the restricted section of passivehouseplus.ie for 12 months, including digital access to all back issues and ...

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This is the amount of water vapour in the air relative to the amount the air can hold at the current temperature. Healthy relative humidity is generally regarded as being between 40% and 60%. High ...

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Claim listing is the best way to manage and protect your business.