Ductless Mini-Splits and Their Kin:
The Revolution in Variable-Refrigerant-Flow Air Conditioning

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New heating and cooling technology arriving from Asian manufacturers is shaking up the world of mechanical systems, offering compelling value and efficiency in a variety of settings. The technology varies in nature and scale, making it applicable to everything from single-family to multi-unit residential buildings and from small to mid-sized commercial buildings. Buildings that require heating and cooling simultaneously in different areas stand to save significant amounts of energy by transferring heat from one area to another.

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