Get quotes from at least three local HVAC contractors with good reputations and stellar online reviews. You need a pro familiar with these complicated systems. Central Air Conditioning: Common Questions to Consider Who does the install? So whether you’re planning to deep-six the window ACs and install central air from scratch, or you’re investing in an HVAC upgrade, you’ll find loads of useful information to help you make smart decisions. Read this guide to walk through the factors that affect how these systems function. Properly sized and installed, a split system-one with indoor and outdoor equipment-can keep an entire house nicely chilled on the hottest days, and do so far more efficiently than a battalion of window units. Ian Worpoleīy comparison, central AC is a giant leap forward in convenience, quiet, and, most of all, comfort. Not to mention the twice-yearly struggle of putting them in and taking them out. While the number with window AC units has shrunk overall, these appliances are still cooling significant numbers of homes, particularly in the Northeast, despite being noisy and obtrusive, and having limited efficiency and cooling capacity. Now, more than 87 percent of houses are so equipped. Yet as recently as 1993, only 68 percent of houses in the United States had some cooling equipment, either window air conditioners or central AC systems. ![]() More than any other technology, air-conditioning has transformed how we live and work-and where we live and work.
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