ÖNORM EN 814-1

01.040.23 23.120 27.080 91.140.30

Mechanical & plant engineering, Energy and heat transfer engineering, Heat pumps Building services engineering & equipment, Ventilation and air-conditioning systems, Ventilation and air-conditioning systems Building services engineering & equipment, Ventilation and air-conditioning systems, Ventilators. Fans. Air-conditioners Machine components & tools, Fluid storage devices, Fluid systems and components for general use (Vocabularies) Services & management, Information sciences. Publishing. Terminology, Fluid systems and components for general use (Vocabularies)