Wood and Plastics
Air Conditioning Contractors of America Representing heating, ventilation, air conditioning, and refrigeration contractors.
Air Diffusion Council (ADC) Trade association for flexible duct manufacturers and suppliers in North America.
Air-Conditioning & Refrigeration Institute Representing manufacturers.
Alberta Pressure Vessel Manufacturers' Association Provides a forum for the pressure vessel and heat exchanger manufacturing industry.
Australian Home Heating Association Represents the wood and gas heating industry, with information on natural heating, chimneys and combustion fuels.
California Association A non-profit trade association representing over 600 union sheet metal and air conditioning contractors who employ more than 25,000 men and women throughout the state of California.
Contractors 2000 Organization of plumbing, HVAC, and electrical contracors.
Cooling Technology Institute Advocates and promotes the use of environmentally responsible Evaporative Heat Transfer Systems (EHTS) for the benefit of the public.
Indoor Air Quality Association, Inc. (IAOA) Promotes the exchange of indoor environmental information, through education and research.
Institute of Heating Refrigeration Air Conditioning Engineers (IRHACE) IRHACE is a national industry organisation of approximately 800 members spread over eight regional branches and overseas. It is administered by an executive council consisting of president, president-elect, vice-president, secretary, immediate past-president, treasurer and six councillors.
Long Island Smacna Long Island - SHEET METAL AIR CONDITIONING EXPERTS.
Mechanical Contractors Association of America (MCAA) Welcome to the Mechanical Contractors Association of America, Inc.
Mechanical Contractors Association of Chicago The Mechanical Contractors Association of Chicago is the voice of the mechanical contracting industry.
Mechanical Contractors Association of Indiana Indiana trade association established to represent and service its members in the mechanical industry.
Mechanical Contractors Association of New York Engages in collective bargaining, legislative action, education, professional development, and peer recognition.
National Air Duct Cleaners Association (NADCA) The National Air Duct Cleaners Association (NADCA) is a non-profit organization. Regular Members perform air duct cleaning services. Associate Members supply equipment to the industry.
National Capital Chapter Non-profit trade association composed of, and of service to, elite contractors that make up the heating, ventilation, air conditioning and refrigeration (HVACR)industry in the District of Columbia, Maryland, and Virginia areas.
North Texas Chapter Professional organization of air conditioning contractors in the greater metroplex area.
Pennsylvania Association Features local chapters, events, meetings, officers, and more.
PHCC of the Redwood Empire Local association of the plumbing, heating and cooling contractors.
Plumbing-Heating-Cooling Contractors Association A non-profit organization comprised of plumbing, heating, cooling contractors dedicated to the promotion, advancement, education, and training of the industry, for the protection of our environment and the health, safety, and comfort of society.
Refrigeration Service Engineers Society Association whose members install, service, and repair HVAC and refrigeration systems.
Sheet Metal and Air Conditioning Contractors' National Association (SMACNA) Represents mechanical and sheet metal firms, and is responsible for developing technical standards for sheet metal and HVAC fabrication, manufacturing, and installation.
Swedish Refrigeration Foundation (KYS) Founded to address problems concerning the ozone layer, the greenhouse effect, and energy problems.
Taiwan Refrigerating and Air-conditioning Engineering Association of Republic of China Acts as an intermediary between government and the industry.