Air Conditioning Contractors of America http://www.acca.org
Air Movement and Control Association International http://www.amca.org
Air-Conditioning and Refrigeration Institute http://www.ari.org
Alfabetik Sırayla Tüm Kanunlar http://www.idealhukuk.com
American Boiler Manufacturers Association http://www.abma.com
American National Standards Institute http://www.ansi.org
American Society of HVAC & Sanitary Engineers http://www.ashrae.org
American Society of Mechanical Engineers http://www.asme.org
American Society of Plumbing Engineers http://www.aspe.org
American Society of Sanitary Engineering http://www.asse-plumbing.org
Amerikan Water Works Association http://www.awwa.org
Associazione Italiana Condizionamento http://www.aicarr.it
Business News Publishing Company http://www.bnp.com
Chartered Institution of Building Services Engineers http://www.cibse.org
Danish Society of Heating, Ventilating and Air-Conditioning Engineers http://www.danvak.dk
Energy Star http://www.energystar.gov
Engineers Council of New York State http://www.cecnys.org
Federation of European Heating and Air-Conditioning Associations http://www.rehva.com
Gas Appliance Manufacturers Association http://www.gamanet.org
Heating, Piping, Air-Conditioning Magazine http://www.hpac.com
Heating, Refrigerating & Air-Conditioning Institude of Canada http://www.hrai.ca
HVAC Excellence http://www.hvacexcellence.org
IKZ Haus Technik Magazine http://www.ikz.de
International Association of Fire Chiefs http://www.iafconline.org
International Association of Plumbing and Mechanical Operations http://www.iapmo.org
International Building Officials and Code Administrators International Inc. http://www.bocai.org
International Code Council http://www.inticode.org
International Fire Code Institude http://www.ifci.org
International Institute of Ammonia Refrigeration http://www.iiar.org
Iranian Syndicate of Heating,Refrigeration & Air Conditioning Industries http://www.ishrai.com
İ.T.Ü.Kütüphanesi http://www.library.itu.edu.tr
İhracatı Geliştirme Merkezi http://www.igeme.org.tr
İnşaat Mühendisliği Veritabanı sitesi (online türkçe/ingilizce ve resimli inşaat sözlüğü vb.) http://www.serki.com
KOSGEB http://www.kosgeb.gov.tr
National Association of Plumbing Heating, Cooling, Contractors http://www.naphcc.org
National Fire Protection Association http://www.nfpa.org
Nederlandse Technische Vereniging Voor Installaties in Gebouwen http://www.tvvl.nl
North American Heating, Refrigeration & Air-Conditioning Whole Salers Association http://www.nhraw.org
Online Pasaport Müracaatı http://www.iem.gov.tr/ilksayfa.htm
Refrigeration Service Engineers Society http://www.rses.org
Schweizerischer Verein Von Warme und Klima Ingenieuren http://www.swki.ch
Sektörel Yayıncılar Derneği http://www.seyad.org
T.C. Başbakanlık Bilgi Sistemi http://www.bybs.gov.tr
TC Kimlik Numarası Öğrenme http://tckimlik.nvi.gov.tr
Türk Mühendis ve Mimar Odaları Birliği http://www.tmmob.org.tr
Türkiye Bilimsel ve Teknik Araştırma Kurumu http://www.tubitak.gov.tr
United States Environmental Protection Agency http://www.epa.gov
Verein Deutscher Ingenieure (Association of German Engineers) http://www.vdi.de
World Energy Council Türkiye Milli Komitesi http://www.wec.ankara.edu.tr
Yapı Sektörü Portal Site http://www.yapirehberi.net
Yapı Sektörü Portal Site http://www.yapitr.com
