The truth about new-build HVAC
A new house does not mean a great HVAC system. Production builders bid equipment by the penny, and what passes code is a single-stage, base-efficiency unit sized by rule of thumb and installed at maximum speed. It works — for a while. Around years 7–10 the pattern arrives on schedule: capacitors first, then blower motors, then the afternoon the compressor doesn't restart during a 97° week. Millbridge and Cureton are deep in that window right now, and our Union County route reflects it.
The silver lining: these houses have tight envelopes and decent ductwork, so a quality replacement performs beautifully. A right-sized variable-speed heat pump in a 2016 Waxhaw build is a different machine than what came with the house — quieter, drier air, and meaningfully cheaper Julys. Installed pricing runs the standard $6k–$14k flat, with Duke Energy rebates filed for you and 0% financing for 18 months available.
Builder system past year seven? Get the free assessment before the failure picks your timing for you.
Book the Assessment
Tight houses need smarter air
New construction seals well — which traps whatever's inside, inside. Waxhaw homeowners notice it as stuffiness, lingering cooking smells, and humidity that builds because the house can't breathe it out. The fixes are mechanical: ERV ventilation for fresh air without losing your conditioning, whole-home dehumidifiers for the swampy months, and MERV 13 media filtration for the pollen weeks when Union County turns yellow. All of it quotes flat, and all of it gets verified with before/after readings.
Most-booked services in 28173
- Builder-grade system replacement — the marquee job here; variable-speed upgrades with rebate math on the quote.
- AC repair — same-day on nearly every call; the route passes through daily.
- ERVs & dehumidifiers — tight-house air, fixed mechanically.
- Comfort Club — the $19/mo habit that gets builder systems to year 15 instead of year 9.
Two precision tune-ups a year catch the cheap parts before they quit — $19/mo, cancel anytime.
$19/MOClub Details