. . "kantoren." . . "Ventilatie." . . "Kantoorgebouwen." . . "kantoorgebouwen." . "Office buildings Air conditioning." . . "Energiebesparing." . . "Klimaatregeling." . . "HVAC (heating ventilation airconditioning)" . . . . . . . . . . . "Learning from experiences with energy efficient HVAC systems in office buildings" . . "Learning from experiences with energy efficient HVAC systems in office buildings"@en . . . . . . . . . "Energy efficient HVAC systems in office buildings" . . . . . . . . . . . . . "Office buildings Energy conservation." . . "Manuele constructietechnologie." . . "energie (technologie)" . . "architectuur." . . "Office buildings Heating and ventilation." . . "Verwarmingsapparaten." . .