The Best Insulation Contractors in Blenheim, SC

Compare the highest-rated insulation professionals in Blenheim, South Carolina. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

All Seasons Insulation & Restoration

4.8
(150 reviews)
Verified

A highly-rated, full-service insulation and restoration company based in Bennettsville, serving the entire Pee Dee region. They are known for comprehensive energy efficiency services, from audits and air sealing to advanced spray foam and blown-in insulation installations. Their strong reputation is built on professional service and deep knowledge of local climate challenges.

708 S. Main St, Bennettsville, SC 29512

Specialties & Features

Spray foam insulation
Attic insulation upgrades
Energy efficiency audits

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#2

A+ Insulation of the Pee Dee

4.7
(90 reviews)
Verified

A specialized insulation contractor focusing on both residential and commercial properties. They emphasize using high-quality materials and proper installation techniques to maximize energy savings. Customer reviews frequently praise their clean workmanship, punctuality, and expertise in crawl space and basement insulation.

1402 S. Cashua Dr, Florence, SC 29501

Specialties & Features

Crawl space encapsulation
Blown-in insulation
Insulation removal and replacement

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Carolina Crawlspace & Insulation

4.6
(110 reviews)
Verified

This provider has carved a strong niche in moisture control and foundational insulation but offers a full suite of services. They are particularly adept at solving complex problems in older homes common to the area, combining insulation with critical air sealing and vapor barrier installation to protect homes from South Carolina's humidity.

2522 W. Palmetto St, Florence, SC 29501

Specialties & Features

Basement and crawl space insulation
Air sealing services
Wall insulation services

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Blenheim

** The insulation market serving Blenheim, SC, is characterized by a small number of local specialists and several established regional contractors from nearby hubs like Bennettsville and Florence. Due to Blenheim's rural nature and the age of its housing stock, there is a significant demand for insulation upgrades, crawl space encapsulation, and air sealing to combat high humidity and improve HVAC efficiency. **Average Quality:** The top-tier providers in the region offer high-quality, professional services, often holding certifications from major manufacturers (like Owens Corning or CertainTeed) and demonstrating strong knowledge of modern building science. However, homeowners should always verify credentials, as the broader market includes smaller, less-specialized handyman services. **Competition Level:** Competition is moderate. While there are not dozens of companies vying for business, the established players compete on service quality, expertise, and reputation rather than price alone. This generally benefits the consumer, as it fosters a focus on doing the job correctly. **Typical Pricing:** Pricing is in line with regional averages. As a rough guide: * **Blown-In Attic Insulation:** $1,500 - $3,500 * **Spray Foam Insulation (Open Cell):** $2,500 - $5,000+ (highly variable based on R-value and square footage) * **Crawl Space Encapsulation:** $5,000 - $10,000+ It is highly recommended that Blenheim residents obtain 2-3 detailed, itemized quotes for any project and inquire about potential rebates from utility providers like Santee Electric Cooperative.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Blenheim regulations and climate

Frequently Asked Questions About Insulation in Blenheim

Get answers to common questions about insulation services in Blenheim, South Carolina.

1What is the most important type of insulation for homes in Blenheim, SC, given our local climate?

For Blenheim's hot, humid summers and mild but occasionally chilly winters, attic insulation is the most critical and cost-effective upgrade. Proper attic insulation (typically aiming for R-38 to R-60) acts as a primary thermal barrier, preventing intense solar heat gain in summer and retaining warmth in winter. This directly combats high humidity by reducing the strain on your AC, which helps control indoor moisture levels—a key concern in our region.

2Are there any local South Carolina regulations or rebates for insulation upgrades that Blenheim homeowners should know about?

While there are no specific Blenheim city codes beyond standard building codes, South Carolina does offer financial incentives. The most notable is through Duke Energy, which serves the area, offering rebates for adding attic insulation to existing homes. Additionally, federal tax credits for qualified insulation improvements are available. Always verify current program details with your insulation contractor or utility provider before starting work.

3When is the best time of year to get insulation installed in Blenheim?

The ideal times are during the milder periods of spring (March-May) and fall (September-November). This avoids the extreme heat of summer, which can be dangerous for installers working in attics, and the potential for winter moisture issues. Scheduling during these shoulder seasons also ensures the work is completed before peak cooling and heating demands, allowing you to realize energy savings immediately.

4How do I choose a reliable insulation contractor in the Blenheim area?

Prioritize contractors who are licensed, insured, and have proven local experience. Ask for references from homes in Marlboro County and check reviews. A reputable provider will offer a detailed, in-home assessment—not just a phone quote—and should be knowledgeable about the specific challenges of older homes in the area, such as managing ventilation in historic properties or dealing with existing knob-and-tube wiring.

5My energy bills are very high in summer. Could old or missing insulation be the cause, and what is a typical cost to fix it?

Absolutely. Inadequate attic insulation is a leading cause of excessive cooling costs in Blenheim. A typical project to air seal and add blown-in cellulose or fiberglass insulation to an attic in our region can range from $1,500 to $3,500+, depending on the square footage and current R-value. This investment often pays for itself in 3-5 years through significant energy savings, increased comfort, and reduced wear on your HVAC system.