Compare the highest-rated insulation professionals in Summerville, South Carolina. All contractors are licensed, insured, and verified through our rigorous screening process.
A highly-rated, locally-focused franchise known for its "Greenest Insulation" approach. They offer a wide range of services including free energy audits and specialize in both new installations and replacement of old, inefficient insulation. They emphasize education and helping homeowners choose the right solution for their budget and efficiency goals.
A veteran-owned company that positions itself as a comprehensive home performance contractor. They go beyond just insulation to address the entire building envelope, making them a strong choice for holistic energy efficiency. Their expertise in air sealing and energy audits complements their insulation services.
A specialist contractor based in the greater Charleston area that serves Summerville. They receive consistently excellent reviews for professionalism, cleanliness, and expertise. They focus specifically on insulation and air sealing, allowing for a high degree of specialization in these services.
** The insulation market in Summerville, SC, is robust and competitive, driven by the region's hot, humid climate and the presence of both historic homes and new construction. Homeowners are increasingly aware of the benefits of proper insulation for comfort, lower energy bills (especially for AC), and moisture control. The average quality of service is high, with several providers holding specialized certifications like those from the Building Performance Institute (BPI), indicating a focus on whole-home energy solutions. Competition is strong, which benefits consumers through competitive pricing and a focus on customer service. Typical pricing varies significantly based on the project scope and material. As a general guide: * **Blown-in Cellulose/Fiberglass:** $1.50 - $3.00 per square foot. * **Spray Foam Insulation:** $2.00 - $5.00+ per square foot (closed-cell is more expensive than open-cell). * **Batts/Roll Insulation:** $1.00 - $2.50 per square foot. Many local providers are well-versed in South Carolina's building codes and can advise on potential rebates from utility providers like Dominion Energy, adding significant value to their services.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Summerville regulations and climate
Get answers to common questions about insulation services in Summerville, South Carolina.
For our climate, spray foam insulation (especially open-cell) is highly effective as it provides both thermal resistance and a critical air barrier to combat humidity, reducing cooling costs significantly. However, blown-in fiberglass or cellulose in attics is a very cost-effective option for retrofits. The best choice depends on your home's construction and budget, but prioritizing air sealing—which spray foam excels at—is key for Summerville's sticky summers.
The ideal times are during the milder seasons of fall (September-November) and spring (March-May). This avoids the peak summer heat and humidity, which can make attic work particularly strenuous for crews and affect the curing of some materials. Scheduling during these shoulder seasons also ensures your home is prepared before the intense summer cooling demand or occasional winter cold snaps.
Yes, Summerville homeowners should first check with Berkeley Electric Cooperative or SCE&G (Dominion Energy) for available rebates on energy efficiency upgrades. Additionally, the federal tax credits for insulation (26C) are still in effect, covering a percentage of the cost for qualified materials. It's crucial to work with a knowledgeable local installer who can ensure the products and installation meet the specific requirements for these incentives.
Always verify the contractor is licensed and insured in South Carolina. Look for established local companies with strong reviews and ask for references from Summerville projects. A reputable provider will offer a detailed, in-home assessment—not just a phone quote—and should be knowledgeable about our local building codes, humidity challenges, and the specific needs of our older historic homes as well as new construction.
Not necessarily. While increasing attic insulation to the recommended R-38 to R-60 level is crucial, the primary issue in Summerville is often inadequate attic ventilation and air sealing. Hot, stagnant air in the attic radiates heat into your living space. A comprehensive solution involves ensuring proper soffit and ridge ventilation and sealing air leaks from the house below (around ducts, light fixtures, etc.) before adding insulation. This addresses the root cause of the heat gain.