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2. Stay Cool and Save Energy With the Best Ductless Air Conditioners

   www.aol.com/dont-lose-cool-grab-one-145500276.html

   Mini-Split Ductless Air Conditioner. This model from Della is a great value, and it still delivers 24,000 BTUs/hour, making it suitable for rooms up to 1,500 square feet.

3. Air source heat pump - Wikipedia

   en.wikipedia.org/wiki/Air_source_heat_pump

   An air source heat pump (ASHP) is a heat pump that can absorb heat from air outside a building and release it inside; it uses the same vapor-compression refrigeration process and much the same equipment as an air conditioner, but in the opposite direction. ASHPs are the most common type of heat pump and, usually being smaller, tend to be used ...

4. Seasonal energy efficiency ratio - Wikipedia

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

   Today there are mini-split (ductless) air conditioner units available with SEER ratings up to 42. [10] [11] During the 2014 AHR Expo, Mitsubishi unveiled a new mini-split ductless AC unit with a SEER rating of 30.5. [12] GREE also released a 30.5 SEER rating mini split in 2015 as well. [13]

5. Variable refrigerant flow - Wikipedia

   en.wikipedia.org/wiki/Variable_refrigerant_flow

   Variable refrigerant flow. Variable refrigerant flow (VRF), also known as variable refrigerant volume (VRV), is an HVAC technology invented by Daikin Industries, Ltd. in 1982. [1] Similar to ductless mini-split systems, VRFs use refrigerant as the primary cooling and heating medium, and are usually less complex than conventional chiller -based ...

6. 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, but ...

7. Best Gas Grills of 2022, according to Consumer Reports - AOL

   www.aol.com/news/best-gas-grills-2022-according...

   Weber is also near the front of the pack when it comes to owner satisfaction and brand reliability, with ratings of Excellent for each. Weber Spirit E-210 46110001. Weber Spirit E-210 46110001 ...