INTERCLIMA International Air Treatment Exibition  
  UNICLIMA Association of French manufacturers of Air Treatment Systems.  
  CETIAT Centre Technique des Industries Aérauliques et Thermiques : Technical Institute for Air and Thermal Treatment.  
  ASPEC ASsociation pour la Prévention et l'Étude de la Contamination : Association of clean rooms manufacturer.  
  EUROVENT Certification of air treatment systems for industry.  
  LRQA Lloyd's Register Quality Assurance