This year the SIGA Airtightness Award will be presented for the first time. The special prize is awarded within the scope of the 24th International Passive House Conference.

The most innovative engineers, scientists, architects and developers in Britain and the Republic of Ireland.

Under new regulations all Irish buildings must be nearly zero energy buildings (NZEBs). Here’s how airtightness can make it easier to easier to meet the new standard, and why it’s so cost-effective.