Greer, SC • Upstate South Carolina

Crawlspace Encapsulation & Moisture Control in Greer, SC

Crawlspace repair, encapsulation, vapor barriers, dehumidifiers, and moisture control in Spartanburg, SC and the Upstate.

Greer sits right between Greenville and Spartanburg — which means we’re there constantly. From Downtown Greer to the Pelham Road corridor, we fix what’s going on under your home so you don’t have to think about it again.

Licensed & Insured Locally Owned Free Inspections

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Licensed & InsuredGreenville & Spartanburg Counties
5-Star RatedGoogle & Facebook
Free InspectionsNo obligation
Same-Week ServiceFast scheduling
Locally OwnedSpartanburg, SC
Greer Crawlspaces

Why Your Greer Crawlspace Needs a Real Look

Greer covers two counties, and the homes reflect it — older ranches in the downtown grid, farmhouses on the east side, newer builds clustered around the BMW plant and Five Forks. Different houses, different moisture problems. Same honest approach from us.

In Downtown Greer and the older streets around it, we see a lot of homes with the original vented crawlspace design and no vapor barrier at all — or one that’s 30 years old and torn up. That’s where encapsulation and a properly sized dehumidifier make the biggest difference. Cleaner air upstairs, lower humidity, floors that don’t feel spongy anymore.

Out toward O’Neal, Riverside, and the newer developments near BMW, most crawlspaces are in better shape structurally but still breathing in way too much moisture. We run real humidity readings, not guesses, and we’ll tell you if a full encapsulation is overkill for your home. Sometimes it is. That’s a good thing.

Neighborhoods we work in: Downtown Greer, Pelham Road, O’Neal, Riverside, the BMW corridor, and the neighborhoods along Wade Hampton.

What We Do in Greer

Complete Crawlspace Solutions

Every job in Greer, SC starts with a free, honest inspection and a clear plan — no scare tactics, no pressure.

Crawlspace Encapsulation

Full seal-up with a heavy-duty liner, tape and fasten, closed vents and a right-sized dehumidifier.

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Vapor Barrier Installation

12-mil barriers that block ground moisture and stop mold before it starts.

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Dehumidifier Installation

Commercial-grade dehumidifiers sized to your Greer crawlspace, set on a humidistat.

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Moisture & Odor Control

Target musty smells and lingering damp with treatments that actually work on Upstate humidity.

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Vent Sealing / Installation

Close off outdoor air infiltration so humidity stays stable year-round.

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Crawlspace Door Installation

Weather-tight access doors to keep pests and moisture out for good.

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Why Greer Homeowners Choose JHS

Honest Work, Start to Finish

Local, owner-operated, and around for the long haul — not here to scare you into the biggest invoice.

Free, Real Inspections

We crawl the whole space, take photos you can actually see, and walk you through what we found before we talk price.

No Scare Tactics

If your Greer crawlspace doesn’t need a full encapsulation, we’ll say so. A repair, a dehumidifier swap, or a vent seal might be all it takes.

Owner On Site

The person quoting your job is the person doing the work. No subcontractors, no bait-and-switch crews.

Local to the Upstate

Based in Spartanburg, in Greer every week. We know the soil, the homes, and the weather patterns — because we live here too.

Live Reviews

See Why Our Customers Love Us

★★★★★ 5.0 on Google

Honest work, clear communication, and results homeowners actually notice.

Ready for a healthier, drier home in Greer?

Book your free crawlspace inspection today — no pressure, no scare tactics.

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