Retrofit

Any building, no matter how cold and draughty, no matter how remote, can be improved to world-class energy performance, as an upgraded and extended Donegal cottage dating back to the 1800s proves.

Renovated agricultural barn marries its traditional look with modern green features

Sligo estate house adds hemp lime extension & renovation with vertical bore-hole heat pump

G rated Limerick semi-d upgraded to A3 with full envelope & heating system upgrade

The Carroll’s cigarette factory in Dundalk has been reborn as an avant garde exemplar of wind energy storage and an ingenious approach to integrated heating, ventilation and cooling, as sustainable design expert Chris Croly of BDP explains.