Link
Air Movement & Control Association – AMCA
American Society of Heating, Refrigeration, and Air-Conditioning Engineers. – ASHRAE
American Society of Plumbing Engineers – ASPE
Heating Piping Air Conditioning – HPAC
Online resource for heating, ventilation, air conditioning, and HVAC – all hvac info
Association of Mechanical Equipment of Building Engineers in Tehran – Amebet
Indian Society of Heating Refrigeration and Air Conditioning Engineers
Institute of Heating Refrigeration Air Conditioning Engineers
International Council of Air Conditioning & Refrigeration Manufacturers Association
International Institute of Refrigeration
Sheet Metal and Air Conditioning Contractors national Association
The premier Organization for promoting the Art Science and Practice of Mechanical Engineering
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