Prior to building retrofitting, thermal performance assessment of the building is essential. An adequate assessment can provide useful insights to heat-losses and envelope anomalies i.e. thermal bridges, mold, air infiltration etc. The most important physical quantity that needs to be defined is the thermal transmittance (U-value) which is the key ...

By Slobodan Peulić, Darija Gajić, Jelena Kljakić, Biljana Antunović

Radon is by far the largest contributor to population exposure because the dose received from radon and its progeny exceeds all other radiation sources. After smoking, it is the second most frequent cause of the lung cancer, therefore it is classified as Group 1 carcinogenic to humans. The soil under a building is the major source of indoor radon. ...

By Jelena Rašović, Biljana Antunović