Posted by K-Star on Mar 13th 2026
Ditch the Ducts: Why Your 14 SEER Central AC is Obsolete Compared to a 20 SEER2 Mini-Split
If you are like most homeowners in the U.S., your current central air conditioner is likely a "builder-grade" unit with a rating of around 14 SEER. When it was installed, it was standard. But tod
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