Heating, ventilation, and air conditioning (HVAC) is the use of various technologies to control the temperature, humidity, and purity of the air in an enclosed space. Its goal is to provide thermal comfort and acceptable indoor air quality. HVAC system design is a subdiscipline of mechanical engineering, based on the principles of thermodynamics, fluid mechanics, and heat transfer. "Refrigeration" is sometimes added to the field's abbreviation as HVAC&R or HVACR, or "ventilation" is dropped, as in HACR.
Ferguson plc is a British multinational plumbing and heating products distributor with its head office in Wokingham, England. Its brands include Ferguson Enterprises.
Kelvinator was an American home appliance manufacturer and a line of domestic refrigerators that was the namesake of the company. Although as a company it is now defunct, the name still exists as a brand name owned by Electrolux AB. It takes its name from William Thomson, 1st Baron Kelvin, who developed the concept of absolute zero and for whom the Kelvin temperature scale is named. The name was thought appropriate for a company that manufactured ice-boxes and refrigerators.
AGCO Corporation is an American agricultural machinery manufacturer headquartered in Duluth, Georgia, United States. It was founded in 1990. AGCO designs, produces and sells tractors, combines, foragers, hay tools, self-propelled sprayers, smart farming technologies, seeding equipment, and tillage equipment.
KYTX is a television station licensed to Nacogdoches, Texas, United States, serving East Texas as an affiliate of CBS and The CW Plus. Owned by Tegna Inc., the station has studios near Loop 323 in the southeastern portion of Tyler, and its transmitter is located near State Highway 110 in rural east-central Cherokee County.
Johnson Controls International plc is an American, Irish-domiciled multinational conglomerate headquartered in Cork, Ireland, that produces fire, HVAC, and security equipment for buildings. As of mid-2019, it employed 105,000 people in around 2,000 locations across six continents. In 2017 it was listed as 389th in the Fortune Global 500. It became ineligible for the Fortune 500 in subsequent years since it relocated its headquarters outside the U.S.
Carrier Global Corporation is an American multinational heating, ventilation, and air conditioning (HVAC), refrigeration, and fire and security equipment corporation based in Palm Beach Gardens, Florida. Carrier was founded in 1915 as an independent company manufacturing and distributing HVAC systems, and has since expanded to include manufacturing commercial refrigeration and food service equipment, and fire and security technologies.
Worthington Enterprises, Inc. is a global diversified metals manufacturing company based in Columbus, Ohio. It is a steel processor and manufacturer of pressure vessels, such as propane, oxygen and helium tanks, hand torches, refrigerant and industrial cylinders, camping cylinders, exploration, recovery and production products for global energy markets; water system tanks for storage, treatment, heating, expansion and flow control, and compressed natural gas storage cylinders. The company also manufactures framing systems for mid-rise buildings and steel pallets and racks for shipping. It is the largest independent processor of flat-rolled steel in the United States. The company takes steel from steel producers and processes it for customers in industries including automotive, lawn and garden, construction, hardware, office furniture, electrical control, leisure and recreation, appliance, agriculture and HVAC.
Trane is a manufacturer of heating, ventilation, and air conditioning (HVAC) systems, along with building management systems and controls. The company is a subsidiary of Trane Technologies, a company focused on manufacturing HVAC and refrigeration systems. Trane employs more than 29,000 people at 104 manufacturing locations in 28 countries, and has annual sales of more than US$8 billion.
Genteq is a subsidiary of Regal-Beloit Corporation, one of the largest manufacturers of electric motors in the world. Genteq is the rebranding of Regal's GE ECM, GE Capacitors and GE Commercial Motors divisions, which occurred in 2009.
HVAC is a major sub discipline of mechanical engineering. The goal of HVAC design is to balance indoor environmental comfort with other factors such as installation cost, ease of maintenance, and energy efficiency. The discipline of HVAC includes a large number of specialized terms and acronyms, many of which are summarized in this glossary.
Watsco, Inc. is a distributor of air conditioning, heating and refrigeration equipment, and related parts and supplies (HVAC/R) in the United States. Watsco was founded more than 60 years ago as a manufacturer of parts, components, and tools used in the HVAC/R industry. In 1989, the company shifted from manufacturing to distribution, by acquiring Gemaire Distributors Inc., a South Florida-based Rheem distributor.
Goodman Manufacturing is an American company operating as an independent subsidiary of Daikin Group, the world's largest manufacturer of heating, ventilation and air conditioning products and systems. The company, founded in 1975 and based in Waller, Texas, manufactures residential heating and cooling systems.
AERCO International, Inc. is a manufacturer and supplier of commercial condensing boilers, high efficiency water heating equipment and energy recovery systems in the HVAC/plumbing industry across a variety of markets including education, lodging, government, office buildings, healthcare, industrial and multifamily housing. In 1949, AERCO introduced the industry's first semi-instantaneous, tankless steam-to-water water heater. In 1988, AERCO introduced the first condensing and fully modulating boiler and water heater to the commercial market. The company develops rapid water heating products and a product line that achieves 99% efficiency.
SPX Corporation is an American manufacturing company, headquartered in Charlotte, North Carolina. The company operates within four markets: heating, ventilation, and air conditioning (HVAC), detection and measurement, power transmission and generation, and engineered solutions. Examples of SPX’s products include cooling towers and boilers, underground pipe and cable locators, power transformers, and heat exchangers. Brands include Waukesha, Dielectric, Genfare, Fahrenheat, Radiodetection, and Pearpoint. SPX operates in 17 countries with a sales presence in 100 countries, and over 6,000 employees worldwide. In 2019, the company earned approximately $1.5 billion in annual revenue.
Daikin Applied Americas is a corporation that designs, manufacturers and sells heating, ventilation, and air conditioning (HVAC) products, systems, parts and services for commercial buildings. Since 2006, McQuay has been a subsidiary of Daikin Industries, Ltd. McQuay world headquarters are located in Minneapolis, Minnesota, United States. Products are sold by a global network of sales representatives and distributors.
Trane Technologies plc is an American manufacturing company focused on heating, ventilation, and air conditioning (HVAC) and refrigeration systems. The company traces its corporate history back more than 150 years and was created after a series of mergers and spin-offs. In 2008, HVAC manufacturer Trane was acquired by Ingersoll Rand, a US industrial tools manufacturer. In 2020, the tools business was spun off as Ingersoll Rand and the remaining company was renamed Trane Technologies.
Daikin Industries, Ltd. is a Japanese multinational conglomerate company headquartered in Osaka. Daikin is the world's largest air conditioner manufacturer.
Rheem Manufacturing Company is an American privately held manufacturer that produces residential and commercial water heaters and boilers, as well as heating, ventilating and air conditioning (HVAC) equipment. The company also produces and sells products under the Ruud brand name. It is an independent subsidiary of Paloma Industries.What became Rheem started in 1925 as a supplier of packaging to the petroleum industry, and is currently headquartered in Atlanta, Georgia in the United States. The company is one of the largest manufacturers of both water heating and HVAC equipment in the United States, and also produces and markets products in Argentina, Armenia, Australia, Bahrain, China, Chile, Brazil, Canada, Iraq, Kuwait, Mexico, New Zealand, Perú, Oman, Qatar, Saudi Arabia, Singapore, UAE, and Ukraine.
REV Group, Inc. is an American manufacturer of ambulances, buses, commercial vehicle, firefighting vehicles, recreational vehicles and other specialty vehicles, as well as aftermarket parts and services. It provides vehicles and services for public fire departments and emergency services, as well as commercial infrastructure and leisure vehicles for consumers.
