As of 16 April, owners of pre 2011 Irish homes are now eligible for generous grants to retrofit heat pumps, and in so doing help to create comfortable, economical, low carbon homes. But what’s the thinking behind the scheme, and what results can participating homeowners expect?

Questions have been raised about ventilation standards under the government’s new Warmth & Wellbeing scheme, which provides free energy efficiency upgrades to people over the age of 55 living in Dublin 12 and 24, who experience energy poverty and are also suffering from respiratory conditions.

With this passive house in Co Kildare, father-and-son building team Pat and Paul Doran of Pat Doran Construction Ltd prove that meeting the strict low energy standard can be done for even less than a ‘normal’ build – to the tune of a €20,000 reduction in build costs compared to the Department of the Environment’s suggested compliance approach.