Air tightness tips for Irish Builders and Contractors

How to achieve air tightness of less than 1.0? This talk gives you the details on what you need to know about gaining a very high performance building. Here Tomas O' Leary from Passive House Academy gives his tips for best practice on site. He spoke recently at the SEAI Deep Retrofit Conference.
If you are a builder or architect who is interested in getting involved in Deep Retrofit Projects visit www.seai.ie/gr...