TGBG Consulting Engineers Ltd were appointed to conducted fingerprinting and assessment of existing mechanical ventilation systems installed in Balally Primary Care Centre, Rockfield Medical Campus mainly on 2nd and 3rd floors occupied by HSE. The scope of works included fingerprint survey of the mechanical ventilation system plant and the following: 1. Space heating demand and cooling demand calculations for each clinical rooms, 2. Air changes per hour and flow rates m/s of each clinical room, 3. Conditional assessment of mechanical ventilation plant, 4. Conducted data comparison based on recommissioning reports, 5. Submit report and recommendations