Crawl Space Encapsulation in St. Augustine Shores, Florida
21 crawl space companies serve St. Augustine Shores, Florida, with 975 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 St. Augustine Shores contractors who specialize in vapor barriers, vent sealing, and dehumidification. For broader services, see all crawl space repair contractors in St. Augustine Shores.
St. Augustine Shores 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 St. Augustine Shores
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 St. Augustine Shores 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 Florida
- !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 St. Augustine Shores
ZND-WIN Attic-Solution & Insulation's & Roofing Service Augustine, FL
21 Old Mission Ave, St. Augustine, FL 32084, USA
4 reviews
Sunbelt Restoration
2802 N 9th St, St. Augustine, FL 32084, USA
4 reviews
OneRestore St Augustine
1731 Dobbs Rd # 9, St. Augustine, FL 32084, USA
5 reviews
ZND-AK Attic-Solution & Insulation's & Roofing Service Augustine, FL
6836 Cypress Point Dr, St. Augustine, FL 32086, USA
7 reviews
ZND-MA Attic-Solution & Insulation's & Roofing Service Augustine, FL
4320 A1A S, St. Augustine, FL 32080, USA
5 reviews
ZND-AP Attic-Solution & Insulation's & Dryer Vent Cleaning Service FL
1715 Lakeside Ave # 7, St. Augustine, FL 32084, USA
7 reviews
Mold Masters
99 King St Suite 3561, St. Augustine, FL 32084, USA
37 reviews
St. Augustine Mold Removal & Remediation Pros
2601 N Ponce De Leon Blvd #101, St. Augustine, FL 32084, USA
6 reviews
ServiceMaster Restoration by Professional Services St. Augustine
50 Ellis St suite 205, St. Augustine, FL 32095, USA
11 reviews
St. Augustine Mold Removal Deals
100 Southpark Blvd #109, St. Augustine, FL 32086, USA
9 reviews
Sunshine Foundation Repair
2203 Hamilton St, Jacksonville, FL 32210, USA
150 reviews
PuroClean Emergency Restoration Services
155 International Golf Pkwy, St. Augustine, FL 32095, USA
239 reviews
Stanford Restoration, Inc
50 S Dixie Hwy #5, St. Augustine, FL 32084, USA
107 reviews
Paul Davis Restoration of St Augustine
2050 Dobbs Rd, St. Augustine, FL 32086, USA
21 reviews
TCB Enviro Corp
3501 N Ponce De Leon Blvd, St. Augustine, FL 32084, USA
68 reviews
Williams Attic-solution & insulation & roofing Services FL
906 Prince Rd, St. Augustine, FL 32086, USA
9 reviews
SERVPRO of St. Augustine, St. Augustine Beach, S. Nocatee and World Golf Village
2205 Dobbs Rd STE A, St. Augustine, FL 32086, USA
198 reviews
A-Z Roofing & Waterproofing Inc
239 FL-16, St. Augustine, FL 32084, USA
61 reviews
FDD Attic-Solution & Insulation's & Roofing Service Augustine, FL
1445 Arapaho Ave, St. Augustine, FL 32084, USA
8 reviews
ZND-PER Attic-Solution & Insulation's & Roofing Service Augustine, FL
#283, St. Augustine, FL 32085, USA
12 reviews
ZND-HAM Attic-Solution & Insulation's & Roofing Service FL
1829 Old Beach Rd, St. Augustine, FL 32080, USA
7 reviews
Encapsulation FAQs — St. Augustine Shores, Florida
Which companies offer crawl space encapsulation in St. Augustine Shores?
ZND-WIN Attic-Solution & Insulation's & Roofing Service Augustine, FL (5.0★), Sunbelt Restoration (5.0★), OneRestore St Augustine (5.0★) are the top-rated crawl space companies in St. Augustine Shores, and most full-service contractors handle encapsulation — ask for it specifically when requesting quotes.
How many crawl space contractors serve St. Augustine Shores?
21 crawl space companies are listed for St. Augustine Shores; Mold Masters is the highest-rated at 5.0★ (37 reviews). Pros in nearby Orlando and Jacksonville also cover the area.
How much does crawl space encapsulation cost in St. Augustine Shores, Florida?
Crawl space encapsulation in St. Augustine Shores, Florida 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 St. Augustine Shores?
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 St. Augustine Shores?
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 St. Augustine Shores 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 St. Augustine Shores?
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%.