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2. Air conditioning - Wikipedia

   en.wikipedia.org/wiki/Air_conditioning

   Air conditioner equipment power in the U.S. is often described in terms of " tons of refrigeration ", with each approximately equal to the cooling power of one short ton (2,000 pounds (910 kg) of ice melting in a 24-hour period. The value is equal to 12,000 BTU IT per hour, or 3,517 watts. [ 59 ]

3. 10 Home Improvements That Are Not Legal To Do Yourself - AOL

   www.aol.com/home-improvements-not-legal-yourself...

   The average cost for tree removal is $750. Find Out: ... If there’s a problem with your heating and air conditioning, it’s always best to call a professional, Perez said. ... The person who ...

4. Heating, ventilation, and air conditioning - Wikipedia

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

   In the lower middle is the capacitor. 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.

5. 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.

6. The Best Window Air Conditioners, According to ... - AOL

   www.aol.com/best-window-air-conditioners...

   Friedrich Chill Premier 10000 BTU Smart Window Air Conditioner CCF10A10A. Best for: Large rooms. This model can cool a 400- to 500-square-foot space with ease thanks to its 10,000 BTUs and eight ...

7. Our Editor Tried the Best Air Conditioners on Amazon ... - AOL

   www.aol.com/editor-tried-best-air-conditioners...

   It's an excellent product for staying cool without the hefty energy costs of a full-sized air conditioner. I would recommend it for those hot summer days when you need a quick and convenient way ...