Crawl Space Encapsulation in De Pere, Wisconsin
26 crawl space companies serve De Pere, Wisconsin, with 4,226 customer reviews between them. Most full-service crawl space contractors handle encapsulation even when it isn't listed separately — confirm scope when comparing quotes. Local encapsulation typically runs $3,000–$8,000.
Get sealed crawl space quotes from De Pere contractors who specialize in vapor barriers, vent sealing, and dehumidification. For broader services, see all crawl space repair contractors in De Pere.
De Pere Encapsulation Cost — Midwest — Radon + Moisture
Variable: humid summers (70–85%), dry winters (30–45%). Primary driver: radon mitigation, flooding, clay-soil moisture.
Cost varies with crawl space sq ft, vapor barrier mil thickness, dehumidifier sizing, and wall insulation. Get 2–3 quotes for an exact number.
Why Encapsulation Matters in De Pere
The Midwest is the highest-radon region in the country. Encapsulation here is most effective when paired with active radon mitigation — the same vapor barrier that blocks moisture also blocks soil gas. Bundling encapsulation with radon mitigation typically saves $500–$1,200 vs separate installations.
What a De Pere Encapsulation System Should Include
- ✓12–20 mil vapor barrier with sealed seams (radon-rated)
- ✓Active radon mitigation system (sub-membrane depressurization)
- ✓Sump pump and interior drainage (heavy clay soils retain water)
- ✓Wall insulation R-10 to R-15
- ✓Dehumidifier sized 70–90 pints/day
- ✓Reinforced barrier in flood-prone areas
What to Watch For in Wisconsin
- !Test radon BEFORE encapsulation. If levels are high, design the system for radon mitigation from day one — retrofitting is expensive
- !Demand a barrier with sealed seams, not just overlapped — radon migrates through gaps
- !Confirm the contractor is licensed for both encapsulation AND radon mitigation (different licenses in many states)
Encapsulation Contractors in De Pere
Green Bay Mold Removal Experts
674 Sunset Cir, Green Bay, WI 54301, USA
7 reviews
Sommerfeld Basement Contractors
2060 Cottonwood Ct, De Pere, WI 54115, USA
1 reviews
Action Concrete Contractors Green Bay
130 E Walnut St Suite 409, Green Bay, WI 54301, USA
43 reviews
Superior Waterproofing
1120 N Maple St, Cleveland, WI 53015, USA
81 reviews
NorthStar Restoration Services Green Bay
101 N Military Ave ste 115, Green Bay, WI 54303, USA
6 reviews
Flood Pros USA
1488 Mid Valley Dr Suite B, De Pere, WI 54115, USA
15 reviews
Andersen Basement Repair Inc
3820 W Mason St, Hobart, WI 54155, USA
5 reviews
Pouwels Basement Specialists LLC
4298 Pouwels Ct, De Pere, WI 54115, USA
29 reviews
Acculevel
118 S Adams St Suite 310, Green Bay, WI 54301, USA
12 reviews
Lakeshore Restoration LLC
1620 22nd St, Two Rivers, WI 54241, USA
196 reviews
Northeast Wisconsin Waterproofing, LLC
3138 Knights Ln, Green Bay, WI 54313, USA
17 reviews
Everdry Waterproofing Fox Cities
3800 N Providence Ave Suite A, Appleton, WI 54913, USA
703 reviews
Acculevel
100 W College Ave Suite 303, Appleton, WI 54911, USA
13 reviews
CCS Property Services, LLC
1048 Glory Rd, Ashwaubenon, WI 54304, USA
102 reviews
L.A.D.S (Life After Disaster Strikes)
2250 S Overland Rd, De Pere, WI 54115, USA
49 reviews
SERVPRO of Brown County
516 N Eighth St, De Pere, WI 54115, USA
107 reviews
Basement Repair Specialists LLC
1400 S Van Dyke Rd, Appleton, WI 54914, USA
326 reviews
Midwest Restoration
N2311 W 41 Frontage Rd, Kaukauna, WI 54130, USA
262 reviews
Titletown Basements
1631 Brookfield Ave Suite B2, Green Bay, WI 54313, USA
49 reviews
Sure-Dry, LLC
754 W Airport Rd, Menasha, WI 54952, USA
1526 reviews
Elite Restoration of Green Bay, WI
941 Ashwaubenon St, Green Bay, WI 54304, USA
16 reviews
ABT Foundation Solutions, Inc.
8718 WI-76, Neenah, WI 54956, USA
287 reviews
PuroClean of Green Bay
1364 Reber St, Green Bay, WI 54302, USA
73 reviews
Encapsulation FAQs — De Pere, Wisconsin
Which companies offer crawl space encapsulation in De Pere?
Green Bay Mold Removal Experts (5.0★), Sommerfeld Basement Contractors (5.0★), Action Concrete Contractors Green Bay (5.0★) are the top-rated crawl space companies in De Pere, and most full-service contractors handle encapsulation — ask for it specifically when requesting quotes.
How many crawl space contractors serve De Pere?
26 crawl space companies are listed for De Pere; Superior Waterproofing is the highest-rated at 5.0★ (81 reviews). Pros in nearby Milwaukee and Madison also cover the area.
How much does crawl space encapsulation cost in De Pere, Wisconsin?
Crawl space encapsulation in De Pere, Wisconsin typically costs $3,000–$8,000 for a complete system. Pricing depends on crawl space size, vapor barrier mil thickness (12-mil to 20-mil), whether a dehumidifier is included, and wall insulation specs. Midwest — Radon + Moisture pricing reflects local labor rates and climate-driven scope.
What vapor barrier thickness is best for De Pere?
20-mil radon-rated is recommended if you are mitigating radon. For moisture-only projects, 12-mil is sufficient. Always specify "radon-rated" if radon levels are >2 pCi/L.
Do I need a dehumidifier with encapsulation in De Pere?
A 70–90 pint/day unit covers most Midwest crawl spaces. Pair with the radon fan — they handle different problems but share the same sealed envelope.
How long does crawl space encapsulation last?
A professional encapsulation system in De Pere lasts 15–25 years. The vapor barrier itself (especially 20-mil reinforced products) can last 25+ years. Dehumidifiers should be serviced annually and replaced every 8–12 years. Most contractors offer transferable warranties of 10–25 years on the vapor barrier and 5–7 years on the dehumidifier.
When is the best time of year to encapsulate a crawl space in De Pere?
Late summer through fall (August–October). Avoid spring — flooding makes crawl space access unsafe and wet substrate prevents proper barrier adhesion.
Expected ROI
Radon reduction alone is a health benefit, not a financial one — but it is required disclosure on real estate transactions in most Midwest states. Encapsulation + radon mitigation together typically add $8K–$18K to home value vs unmitigated.
Best Season to Schedule
Late summer through fall (August–October). Avoid spring — flooding makes crawl space access unsafe and wet substrate prevents proper barrier adhesion.
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Encapsulation Guides
Midwest — Radon + Moisture
Variable: humid summers (70–85%), dry winters (30–45%).