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2. Reversing valve - Wikipedia

   en.wikipedia.org/wiki/Reversing_valve

   A reversing valve removed from an HVAC heat pump for replacement. A reversing valve is a type of valve and is a component in a heat pump, that changes the direction of refrigerant flow. By reversing the flow of refrigerant, the heat pump refrigeration cycle is changed from cooling to heating or vice versa. This allows a residence or facility to ...

3. Heating, ventilation, and air conditioning - Wikipedia

   en.wikipedia.org/wiki/Heating,_ventilation,_and...

   Central, "all-air" air-conditioning systems (or package systems) with a combined outdoor condenser/evaporator unit are often installed in North American residences, offices, and public buildings, but are difficult to retrofit (install in a building that was not designed to receive it) because of the bulky air ducts required. [32] (Minisplit ...

4. Glossary of HVAC terms - Wikipedia

   en.wikipedia.org/wiki/Glossary_of_HVAC_terms

   A heat exchanger is the part of the system that transfers heat from the hot parts of the machine or a system to the cold parts of the machine or system. heat gain heat load heat loss Terms for the amount of cooling (heat gain) or heating (heat loss) needed to maintain desired temperatures and humidifies in controlled air.

5. Daikin Applied Americas - Wikipedia

   en.wikipedia.org/wiki/Daikin_Applied_Americas

   Daikin Applied Americas (formerly McQuay International) is a corporation that designs, manufacturers and sells heating, ventilation, and air conditioning (HVAC) products, systems, parts and services for commercial buildings.

6. Furnace (central heating) - Wikipedia

   en.wikipedia.org/wiki/Furnace_(central_heating)

   Older systems rely on a passive air circulation system where the greater density of cooler air causes it to sink into the furnace area below, through air return registers in the floor, and the lesser density of warmed air causes it to rise in the ductwork; the two forces acting together to drive air circulation in a system termed 'gravity-fed'.

7. Trane - Wikipedia

   en.wikipedia.org/wiki/Trane

   Trane's first air conditioning unit was developed in 1931. In 1982, Trane purchased General Electric's Central Air Conditioning Division. [2] [3] With that purchase came many of the most recognizable traits of Trane's residential air conditioning products. Many of those traits, like the distinctive red "Climatuff" compressors, rotary ...