This tender covers the installation of air-handling (HVAC) systems for the new construction of a gerontopsychiatric nursing home at the Klinikum Nordschwarzwald site in Calw-Hirsau, Germany. The scope includes approximately 1 externally installed air-handling unit (AHU) with heat recovery, ~1,000 m² of galvanised sheet steel ducts, ~400 m of galvanised spiral ducts, ~200 silencers, ~50 fire dampers, ~60 volume flow controllers, and 4 split air-conditioning units for server room cooling.