enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

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 conditioning - Wikipedia

   en.wikipedia.org/wiki/Air_conditioning

   The first mini-split system was sold in 1961 by Toshiba in Japan, and the first wall-mounted mini-split air conditioner was sold in 1968 in Japan by Mitsubishi Electric, where small home sizes motivated their development. The Mitsubishi model was the first air conditioner with a cross-flow fan.

4. Is Central Air Worth the Cost? Plus, What You Can Do Instead

   www.aol.com/central-air-worth-cost-plus...

   Ductless Mini-Split Systems. Another option, known as a ductless mini-split system, consists of an outdoor unit and one or more indoor units, which are ideal for homes without existing ductwork or ...

5. Heating, ventilation, and air conditioning - Wikipedia

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

   In North America, split systems are most often seen in residential applications, but they are gaining popularity in small commercial buildings. Split systems are used where ductwork is not feasible or where the space conditioning efficiency is of prime concern. [33] The benefits of ductless air conditioning systems include easy installation, no ...

6. 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 ...

7. 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]