August 2023 update addresses some changes in the guidance how to calculate the point source ventilation effectiveness. These changes are in the explanations of Equations 5 and 6, and in the calculation example in Appendix 3. It is noted that … Continue reading →
REHVA, Nordic Ventilation group and Eurovent launch a common proposal on how to implement Indoor Environmental Quality (#IEQ) requirements introduced by EPBD under revision. These new provisions added by the European Commission‘s and European Parliament‘s initiative, represent an important step forward to assure healthy … Continue reading →
The CIBSE Technical Memorandum 68 (TM68) on Monitoring Indoor Environmental Quality (CIBSE, 2022) provides building professionals with a primer on continuous IEQ monitoring by presenting a wholistic picture that includes delineating units and performance metrics, available instruments and sensors, practical … Continue reading →
Due to extreme increases in energy prices in European countries (as well as other non-European countries), building users may be tempted to take energy saving measures because they can no longer pay their energy bills. This, in turn, may have … Continue reading →
In the COVID-19 pandemic, it became clear that adequate ventilation is the key engineering measure to reduce the spread of respiratory viruses. REHVA experts have now collected available evidence and developed a health-based ventilation design method to mitigate the infection … Continue reading →
