Compare the highest-rated insulation professionals in North, South Carolina. All contractors are licensed, insured, and verified through our rigorous screening process.
A professional and highly-rated franchise offering comprehensive insulation services with a strong focus on energy efficiency. They emphasize education, providing free evaluations and helping homeowners understand their insulation needs and potential energy savings.
A locally-owned and operated company specializing in creating more comfortable and energy-efficient homes. They offer a wide array of services, including energy audits and air sealing, and are well-versed in the specific needs of South Carolina homes, including crawl spaces.
A dedicated insulation contractor serving the Midlands of South Carolina. They have built a strong reputation for reliability and quality workmanship in both residential and commercial insulation projects, with a particular focus on spray foam and batt insulation.
The insulation market serving North, SC, is characterized by regional specialists based in larger hubs like Columbia and Orangeburg, who extend their services to smaller surrounding towns. Due to South Carolina's hot, humid climate, there is a significant emphasis on solutions that combat heat gain and moisture control, such as spray foam and properly vented attic systems with blown-in cellulose or fiberglass. The competition is moderate, with a handful of established, reputable contractors dominating the high-quality segment. Pricing is competitive but can vary widely; a basic attic blow-in can start from $1,500-$2,500, while a full home spray foam application can range from $8,000 to $15,000+, heavily dependent on the home's size and existing conditions. Homeowners are advised to seek multiple quotes and confirm that contractors are knowledgeable about local building codes and potential rebates from utility providers like Dominion Energy.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with North regulations and climate
Get answers to common questions about insulation services in North, South Carolina.
For our humid Southern climate, spray foam insulation (especially closed-cell) is highly effective as it creates an airtight seal that resists moisture and inhibits mold growth, which is a key concern. However, blown-in cellulose or fiberglass batts in attics are also common and cost-effective, provided proper ventilation is installed to manage the significant attic heat and humidity. The best choice depends on your budget, the area of your home being insulated, and whether you are addressing existing moisture issues.
Costs vary widely based on home size, insulation type, and area covered, but homeowners in the Carolinas can expect to pay between $1,500 to $4,500 for a full attic insulation project using materials like blown-in cellulose or fiberglass. Spray foam is more expensive, often ranging from $2.00 to $5.00 per board foot. Regional pricing is influenced by local material availability and labor costs, and it's wise to get multiple quotes from licensed local contractors.
The ideal times are during the milder seasons of spring and fall. This avoids the extreme heat of a Carolina summer, which can make attic work dangerous for crews, and the potential for winter moisture issues. Scheduling during these off-peak periods can also lead to better contractor availability and sometimes more competitive pricing, allowing you to prepare your home for the more temperature-extreme seasons ahead.
Yes, there are valuable local incentives. Both states often have rebate programs through utility providers like Duke Energy for energy-efficient upgrades. Furthermore, the federal Inflation Reduction Act offers tax credits for qualified insulation improvements. It's crucial to work with a provider familiar with these programs to ensure your materials and installation methods meet the specific certification requirements (like RESNET Grade I installation) to qualify.
Always verify the contractor is licensed and insured in your specific state (NC or SC). Choose a company with proven experience in the Carolina climate, as they will understand critical local issues like managing humidity and complying with building codes for hurricane zones. Ask for detailed, written estimates, check local references, and ensure they perform a pre-installation assessment to identify air leaks and moisture problems, not just add material.