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2. Seasonal energy efficiency ratio - Wikipedia

   en.wikipedia.org/wiki/Seasonal_energy_efficiency...

   The energy efficiency ratio (EER) of a particular cooling device is the ratio of output cooling energy (in BTUs) to input electrical energy (in watt-hours) at a given operating point. EER is generally calculated using a 95 °F (35 °C) outside temperature and an inside (actually return-air) temperature of 80 °F (27 °C) and 50% relative humidity.

3. British thermal unit - Wikipedia

   en.wikipedia.org/wiki/British_thermal_unit

   The British thermal unit ( Btu) is a measure of heat, which is a form of energy. It was originally defined as the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit. It is also part of the United States customary units. [1] The SI unit for energy is the joule (J); one Btu equals about 1,055 J ...

4. Gree Electric - Wikipedia

   en.wikipedia.org/wiki/Gree_Electric

   It is the world's largest residential air-conditioner manufacturer. [3] The company offers two types of air conditioners: household air conditioners and commercial air conditioners. The company also produces electric fans, water dispensers, heaters, rice cookers, air purifiers, water kettles, humidifiers and induction cookers, among other products.

5. Air conditioning - Wikipedia

   en.wikipedia.org/wiki/Air_conditioning

   Air conditioning can be achieved using a mechanical 'air conditioner' or by other methods, including passive cooling and ventilative cooling. [ 2][ 3] Air conditioning is a member of a family of systems and techniques that provide heating, ventilation, and air conditioning (HVAC). [ 4] Heat pumps are similar in many ways to air conditioners ...

6. Rheem Manufacturing Company - Wikipedia

   en.wikipedia.org/wiki/Rheem_Manufacturing_Company

   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. [ 2]

7. North American Product Classification System - Wikipedia

   en.wikipedia.org/wiki/North_American_Product...

   The North American Product Classification System ( NAPCS) is a classification system used by Canada, Mexico, and the United States to classify products produced by industries in those countries. It was scheduled to be implemented from 2007 onwards. NAPCS is a multi-phase effort by Canada, Mexico, and the United States to develop a comprehensive ...