Crawl Space Encapsulation in Broussard, Louisiana
21 crawl space companies serve Broussard, Louisiana, with 663 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 Broussard contractors who specialize in vapor barriers, vent sealing, and dehumidification. For broader services, see all crawl space repair contractors in Broussard.
Broussard Encapsulation Cost — Southeast — High Humidity
Average summer crawl space humidity: 75–95%. Primary driver: persistent humidity, mold pressure, termite activity.
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 Broussard
In the Southeast, vented crawl spaces draw in hot, humid summer air that condenses on cooler surfaces and feeds mold within 24–48 hours. Encapsulation is no longer "optional" here — most Southeast building codes now allow or require sealed crawl spaces. The combination of a sealed vapor barrier, vent caps, and a dedicated dehumidifier is the standard remediation.
What a Broussard Encapsulation System Should Include
- ✓12–20 mil reinforced vapor barrier on floor and 6–12 inches up walls
- ✓Mechanical vent sealing on all foundation vents
- ✓R-10 to R-13 wall insulation (rigid foam)
- ✓Crawl space-rated dehumidifier (70–95 pints/day depending on sq ft)
- ✓Antimicrobial pre-treatment if any visible mold
- ✓Pest exclusion at sill plate and penetrations
What to Watch For in Louisiana
- !Avoid contractors who use thin (6-mil) plastic — it is not a long-term vapor barrier
- !Reject quotes that omit a dehumidifier — vent sealing without dehumidification can trap moisture
- !Confirm the warranty is transferable to the next homeowner (resale value)
Encapsulation Contractors in Broussard
ZB Environmental
606 Golden Grain Rd, Duson, LA 70529, USA
22 reviews
Lafayette Spray Foam Insulation Contractors
316 Madison St, Lafayette, LA 70501, USA
21 reviews
Sun-Ray Foundation Repair, LLC
3449 Union St, Lafayette, IN 47905, USA
38 reviews
Affordable Solutions & Renovations,LLC
1051 Vieux Jacquet Rd, Broussard, LA 70518, USA
1 reviews
C.R. Trahan Contractors
109 Lafferty Dr, Broussard, LA 70518, USA
12 reviews
Aivast Construction
2929 Hwy 90 E, Broussard, LA 70518, USA
2 reviews
DryMax Water & Fire Restoration - Lafayette
120 Rue Beauregard #201, Lafayette, LA 70508, USA
84 reviews
Louisiana Foundation Solutions
1300 Berard St, Breaux Bridge, LA 70517, USA
6 reviews
Gulf Coast Foundation Solutions
412 High Meadows Blvd, Lafayette, LA 70507, USA
3 reviews
Design Demolition Build LLC
124 Cortez Dr, Scott, LA 70583, USA
40 reviews
SERVPRO of Lafayette/Broussard/Youngsville
307 Mecca St, Lafayette, LA 70508, USA
104 reviews
LA Foundation Repairs - House Lifting and Leveling
202 Cardinal Dr, Lafayette, LA 70508, USA
13 reviews
Restoration Pros
1917 Dulles Dr, Lafayette, LA 70506, USA
137 reviews
ServiceMaster Of Lafayette
119 Credit Dr, Scott, LA 70583, USA
45 reviews
Affordable Foundation Repair, LLC
9727 LA-82, Abbeville, LA 70510, USA
24 reviews
National Foundation Repair Inc
109 Board Rd, Lafayette, LA 70508, USA
27 reviews
Doucet Services, LLC
209 N Luke St, Lafayette, LA 70506, USA
22 reviews
Bradbury Crossing Mold Services
103 Bradbury Crossing, Lafayette, LA 70508, USA
2 reviews
Lafayette Waterproofing
205 E Edith Rd, Lafayette, LA 70508, USA
0 reviews
Encapsulation FAQs — Broussard, Louisiana
Which companies offer crawl space encapsulation in Broussard?
MAKO (5.0★), Butcher Insulation (5.0★), ZB Environmental (5.0★) are the top-rated crawl space companies in Broussard, and most full-service contractors handle encapsulation — ask for it specifically when requesting quotes.
How many crawl space contractors serve Broussard?
21 crawl space companies are listed for Broussard; DryMax Water & Fire Restoration - Lafayette is the highest-rated at 5.0★ (84 reviews). Pros in nearby Baton Rouge and Lafayette also cover the area.
How much does crawl space encapsulation cost in Broussard, Louisiana?
Crawl space encapsulation in Broussard, Louisiana 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. Southeast — High Humidity pricing reflects local labor rates and climate-driven scope.
What vapor barrier thickness is best for Broussard?
20-mil reinforced is recommended in this climate. Cheaper 6-mil or 10-mil sheeting will tear and degrade within 3–5 years under Southeast humidity.
Do I need a dehumidifier with encapsulation in Broussard?
A dedicated crawl space dehumidifier sized for 90+ pints/day is standard for 1,500–2,500 sq ft homes. Maintain humidity below 55% year-round — this is non-negotiable in the Southeast.
How long does crawl space encapsulation last?
A professional encapsulation system in Broussard 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 Broussard?
Schedule between November and March. Crawl space humidity is lowest, contractors are less booked, and you avoid the May–September peak when most encapsulations get installed reactively after mold discovery.
Expected ROI
Energy savings: 8–18% of total home heating/cooling. Resale value: most appraisers add $5K–$15K for a fully encapsulated, transferable-warranty system. Many buyers in the Southeast now expect encapsulation in homes with crawl spaces.
Best Season to Schedule
Schedule between November and March. Crawl space humidity is lowest, contractors are less booked, and you avoid the May–September peak when most encapsulations get installed reactively after mold discovery.
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Encapsulation Guides
Southeast — High Humidity
Average summer crawl space humidity: 75–95%.