Compare the highest-rated insulation professionals in Hartsville, South Carolina. All contractors are licensed, insured, and verified through our rigorous screening process.
A highly-rated, modern insulation company serving the Pee Dee region, including Hartsville. They emphasize education, energy efficiency, and a wide range of services from blown-in attic insulation to advanced spray foam. Their strong online reputation and focus on customer service make them a top contender.
A local contractor based in the neighboring city of Darlington, making them a very logical and convenient choice for Hartsville residents. They have built a strong reputation for reliability and quality work in residential insulation projects, particularly in attics and crawl spaces.
While based in Florence, this company has a strong focus on comprehensive home performance and energy efficiency, which aligns perfectly with modern insulation needs. They are an excellent choice for homeowners seeking a whole-house approach, including energy audits and air sealing alongside insulation work.
** The insulation market in Hartsville, SC, is characteristic of a regional hub in the Pee Dee area. The competition is moderate, with a mix of long-standing local contractors and newer, specialized franchises expanding into the region. The average quality is quite good, as these providers typically rely heavily on word-of-mouth and local reputation. Homeowners in Hartsville often own older properties that benefit significantly from modern insulation upgrades and air sealing. Typical pricing is competitive with regional averages. For a standard attic blown-in fiberglass job, homeowners might expect a range of **$1,500 - $3,500**, while more complex spray foam applications or full-home insulation retrofits can range from **$5,000 to $15,000+**, heavily dependent on the home's size and existing conditions. A key differentiator among top providers is their knowledge of local building codes and their ability to advise homeowners on potential rebates from utility providers like Santee Electric Cooperative. The most reputable contractors will always be properly licensed, insured, and willing to provide a detailed, in-person estimate.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Hartsville regulations and climate
Get answers to common questions about insulation services in Hartsville, South Carolina.
For our humid subtropical climate with hot summers and mild winters, blown-in fiberglass or cellulose in the attic is often the most cost-effective initial upgrade. These materials provide excellent thermal resistance (R-value) to keep heat out in summer and are effective at filling the irregular gaps common in older Hartsville homes. Spray foam, while more expensive upfront, offers superior air sealing which can significantly reduce humidity and cooling costs, providing a strong long-term value.
The ideal times are during the milder seasons of spring (March-May) and fall (September-November). This avoids the extreme heat and humidity of a Hartsville summer, making the installation process more comfortable for crews working in your attic. Scheduling during these shoulder seasons also ensures your home is properly prepared before peak heating or cooling demand, and local contractors often have more availability compared to the busy summer rush.
Insulation work in Hartsville must comply with the 2018 International Energy Conservation Code (IECC) adopted by South Carolina, which specifies minimum R-values for different parts of your home. Importantly, Duke Energy South Carolina offers rebates for adding insulation in the attic floor and air sealing, which can directly offset your project cost. A reputable local installer will be familiar with both the code requirements and how to help you apply for available utility incentives.
Look for licensed, insured contractors with specific experience in our region's older housing stock and humidity challenges. Ask for local references in neighborhoods like West Hartsville or Byerly Park and verify they perform a thorough pre-installation assessment, including a moisture check. It's also wise to choose a provider who is a certified installer for major manufacturers (like Owens Corning or CertainTeed), as this ensures proper training and often comes with strong product warranties.
Not entirely. While insulation resists heat flow, air sealing is the critical companion step to address drafts and control moisture. In our humid climate, warm, moist air from outside can infiltrate your home, leading to condensation within walls and reduced insulation effectiveness. A professional assessment should include a blower door test to identify leaks, and the solution typically involves sealing gaps around windows, doors, and penetrations in the attic before adding new insulation.