Whole-Home Dehumidifiers in Charleston
If your AC runs all day and the house still feels like a sweater, you don’t have a cooling problem — you have a moisture problem. Charleston dew points routinely sit above 70°F. A standard AC isn’t built for that. A properly sized whole-home dehumidifier, integrated with your existing system, is.
Why Charleston Homes Need Whole-Home Dehumidification
The AC Can’t Keep Up
Modern variable-speed AC removes some moisture, but in the Lowcountry it isn’t enough — especially during shoulder seasons when the system rarely runs.
Sticky, Musty, Allergic
High indoor humidity causes condensation, mold growth, dust-mite proliferation, sticky floors, and that unmistakable Lowcountry musty smell.
Sleep Is Disrupted
72°F at 65% RH feels worse than 76°F at 45% RH. Bedroom comfort is a humidity problem, not a temperature one.
How We Engineer Your Solution
Measure
We bring a calibrated hygrometer and run a full home moisture diagnostic — including crawlspace, attic, and the bedrooms where it matters most.
Size
Pints-per-day calc based on volume, infiltration, and Lowcountry dew points. No oversizing, no guessing.
Install
Clean integration with your existing HVAC — ducted, ducted-with-fresh-air, or standalone. Tight, labeled, beautifully finished.
Verify
Post-install readings 48 hours later. We show you the before/after on paper, not just feel.
Equipment We Install
Santa Fe Advance 90/120
Premium ducted dehumidifiers built for the South. Fresh-air capable, low-temp tested, MERV 13 filtration.
Aprilaire E080/E100
Compact, efficient, contractor-grade. Great fit for mid-size Lowcountry homes.
Ultra-Aire XT155H
Whole-home capacity for larger luxury homes and vacation rentals.
Stop guessing about your humidity. Start measuring it.
$84 HouseCall + full dehumidification assessment, with on-site readings and a written plan.
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