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in Advice, Basics, Design, Energy Efficiency, Airtightness & The Environment, Heat emitters, Heating systems, Pre design

Passive house: how to build without central heating

The most widespread standard to building a house that doesn’t require a centralised heating system comes from the Passive House Institute in Germany. Here are the basic precepts. This article covers: To qualify as a passive house from the Passive House Institute in Germany, you need to heat your home with very little energy, roughly […] More

by Astrid Madsen December 4, 2017, 9:41 am
2 Comments
in Advice, Design, Heating systems, Selfbuild Q&A

Should I compare heat pumps on the basis of COP?

Is the Coefficient of Performance (COP) the best way to compare heat pumps? In this article we cover: What COP is What other factors to consider when comparing heat pumps Factors that determine operating efficiency Importance of system sizing and installation COP or the Coefficient of Performance is a measure designed to show how many […] More

by Gerard Duffy August 25, 2017, 12:52 pm
in Cost 300+, Design, Heating systems, Munster, New Build, Projects, Timber Frame, Two Storey

Passive House shading device

Emmanuelle Quinlivan of Co Cork had to juggle tricky soil conditions with her desire to build a passive house. Overview House size: 360 sqmSite size: 1 acreBuild cost: €367,000House value: €420,000BER: A2Airtightness: 0.4 ACH @50Pa Four years ago Emmanuelle was looking for an antidote to the damp, draughty and hard to heat home she was living in. It was only when […] More

by Astrid Madsen April 6, 2017, 8:01 am
in Advice, Design, Heating systems

Let it shine

Ireland actually enjoys a very healthy amount of solar radiation, not unlike that of the South of England, so what do you need to know to retrofit a solar thermal system in your home? With passive houses becoming ever more popular and a greatly increased awareness of the value of ‘free’ energy, as well as […] More

by Astrid Madsen July 17, 2011, 11:14 am

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