| انجمن های بین المللی تاسیسات |
| AAF - Association of Air-Conditioning and Refrigeration of Argentina |
| ABOK - Association of Engineers for Heating, Ventilation, A/C, Heat Supply & Building Thermal Physics of Russia |
| ABRAVA - Brazilian Association of Refrigeration, Air Conditioning, Ventilation and Heating |
| ACAIRE - Colombian Association of A/C and Refrigeration |
| ACTECIR - Catalan Association of Technology, Energy, A/C & Refrigeration |
| AHGWTEL - Latvian Association of Heat, Gas & Water Technology Engineers |
| AICARR - Italian Association of Air-Conditioning, Heating & Refrigeration |
| AIRAH - Australian Institute of Refrigeration, Air-Conditioning and Heating |
| ABMA - American Boiler Manufacturers Association |
| AEE - Association of Energy Engineers |
| AIA - American Institute of Architects |
| AGA - American Gas Association |
| AMCA - Air Movement and Control Association |
| AMERIC - Mexican Association of Companies in the Industry of Building Installations |
| ANSI - American National Standards Institute |
| ARCNET - ARCNET Trade Association |
| ARI - Air-Conditioning and Refrigeration Institute |
| ARWI - Air Conditioning and Refrigeration Wholesalers International |
| ASCE - American Society of Civil Engineers |
| ASE - Alliance to Save Energy |
| ASES - American Society of Solar Engineers |
| ASHRAE - American Society of Heating, Refrigeration, and Air-Conditioning Engineers. |
| ASME - American Society of Mechanical Engineers |
| ASPE - American Society of Plumbing Engineers |
| ATECYR - Spanish Technical Association of A/C and Refrigeration |
| ATIC - Royal Technical Society of Heating, Ventilation and Related Technology Industry - Belgium |
| BACnet - BACnet Manufacturers Association |
| BOCA - Building Officials and Code Administrators International |
| British Association of Consulting Engineers |
| British Standards Institute |
| BSRAI - Building Services Research Information Association |
| CAR - Chinese Association of Refrigeration |
| China Committee of HVAC |
| China Refrigeration and Air-Conditioning Industry Association |
| CIBSE - Chartered Institute of Building Services Engineers |
| CTI - Cooling Tower Institute |
| DANVAC - Danish Society of Heating, Ventilating & A/C Engineers |
| DKV - German Society of Refrigeration & Air Conditioning Engineers |
| EFRIARC - Portuguese Association of Industrial Refrigeration and Air-Conditioning Engineers |
| EPRI - Electric Power Research Institute |
| FMB - Federation of Master Builders |
| FINVAC - Finnish Association of Heating, Piping and A/C Societies |
| GAMA - Gas Appliance Manufacturers Association |
| GHPC - Geothermal Heat Pump Consortium |
| HARDI - Heating, Air conditioning & Refrigeration Distributors International |
| HOFEST - Hall of Fame for Engineering, Science & Technology |
| HRAI - Heating, Refrigeration, and Air-Conditioning Institute of Canada |
| HVAC Excellence |
| Hydraulic Institute |
| ICC - International Code Council |
| IAPMO - International Association of Plumbing & Mechanical Officials |
| IEA Heat Pump Center |
| IEEE Standards |
| IFMA - International Facility Management Association |
| IGSHPA - The International Ground Source Heat Pump Association |
| IIAR - International Institute of Ammonia Refrigeration |
| IOR - Institute of refrigeration |
| Iran Civil Center - Technical and educational website of Iranian engineers |
| RHACE - Institute of Refrigeration, Heating and Air-Conditioning Engineers of New Zealand |
| ISA - Instrumentation, Systems and Automation Society |
| ISHRAE - Indian Society of Heating, Refrigerating & A/C Engineers |
| ISO - International Organization for Standards |
| Korea Refrigeration and Air Conditioning Industry Association |
| JRAIA - Japan Refrigeration and Air Conditioning Industry Association |
| JSAR - Japanese Society of Refrigeration and A/C Engineers |
| LITES - Lithuanian Thermotechnical Engineers Society |
| MCAA - Mechanical Contractors Association of America |
| NAOHSM - National Association of Oil Heating Service Managers |
| NBBI - National Board of Boiler and Pressure Vessel Inspectors |
| NBI - New Building's Institute |
| NCI - National Comfort Institute |
| NECA - National Electrical Contractors Association |
| NFPA - National Fire protection Association |
| NIA - National Insulation Association |
| NORSK VVS - Norwegian Society of HVAC Engineers |
| NSPE - National Society of Professional Engineers |
| NSSN - National Resource for Global Standards |
| NVVK - Dutch Association of Refrigeration |
| Pakistan HVACR Society |
| PPFA - Plastic Pipes and Fittings Association |
| PSVARE - Philippine Society of Ventilating, A/C & Refrigerating Engineers |
| REHVA - Federation of European Heating & Air-Conditioning Associations |
| Romanian Association for Heating |
| RSES - Refrigeration Service Engineers Society |
| SAIRAC - South African Institute of Refrigeration & Air Conditioning |
| SAREK - Society of Air-Conditioning & Refrigeration Engineers of Korea |
| SCANVAC - Denmark, Finland, Iceland, Norway, Sweden National HVAC Societies |
| SHASE - Society of Heating, Air-Conditioning & Sanitary Engineers of Japan |
| SITHOK - Slovenian Society of Refrigerating, Heating & A/C Engineers |
| SMACNA - Sheet Metal and Air-Conditioning Contractors' National Association |
| SWEDEVAC - Swedish Society of Heating & Air Conditioning Engineers |
| SWKI - Swiss Association of Heating and Ventilating Engineers |
| TTMD - Turkish Society of HVAC & Sanitary Engineers |
| TVVL - Netherlands Technical Association for Heating & Air Treatment |
| YUKO KGH - Yugoslav Society for A/C, Heating & Refrigeration |
| ISKID - (Turkey Air Conditioning & Refrigerating Manufacturers' Association) |
| دایرکتوری های بین المللی تاسیسات |
| AEC InfoCenter |
| AllHVACInfo.com |
| ARCAT |
| BuilderWeb |
| Construction Materials.com |
| HVAC Agent |
| Hvac Help Net |
| HVAC Mall |
| HVAC Online |
| PlumbingWeb |
| Pressure Switches |
| The Blue Book of Building and Construction |
| Thomas Register |
| Thomas Register Index |
| Refrige (All into one place) |
| نشریات و مجلات بین المللی تاسیسات |
| Air Conditioning, Heating & Refrigeration News |
| AC Estimates.com |
| Buildings.com |
| Consulting-Specifying Engineer |
| Contracting-Business Interactive |
| Contractor |
| Control Engineering Online |
| E-Fluids |
| Energy User News |
| Engineered Systems |
| Fuel Oil News |
| HPAC Engineering |
| IMPO magazine |
| JARN |
| Liquids Handling Magazine |
| Oil & Energy |
| Plant Engineering |
| Plumbing & Mechanical |
| Plumbing Systems & Design |
| PM Engineer |