The demo building in Piteå, Sweden, is situated in Öjebyn which is a small village just outside the town of Piteå that is 850 km north of Stockholm. The owner PITEBO is a corporate municipality-owned organisation; typically there is one in each municipality in Sweden.
The two-storey building is built in 1967 and is one of six identical houses with 12 apartments in each house. Each house has 775 m2 living area, the construction is plastered façade and walls of concrete blocks. The building is prioritized for renovation because of the average consumption of energy that is 181 kWh/m2. The dwellings are heated with water radiators fueled with district heating.
In Piteå, RetroKit will have to make some changes of some of the materials and technologies:
Year of construction: Late 1960’s
No. of apartments: 4
Energy demand before retrofit: 180 kWh/m2y
Estimated energy demand after retrofit: 90 kWh/m2y
Construction works: Late autumn 2015 or spring 2016