Frånluftsvärmepump eller FTX-ventilation i ett äldre flerbostadshus med självdrag - En analys av energianvändning, inneklimat och kostnader
The average build year for existing multi-family buildings in Sweden is1959, circa 95 % of building built before 1960 uses natural ventilation and circa 45 % of these have failed the obligatory ventilation control that exists in Sweden. In the EU buildings stand for 30 % of the total energy usage and the aim is to get buildings to a near zero energy building. The aim of this thesis is therefore to
