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TRUSTED BY BEAUFORT, SC HOMEOWNERS

  • Average homeowner rating star icon4.6
    Average homeowner rating
  • Verified reviews icon35
    Verified insulation services reviews

Top-Rated Insulation pros in Beaufort - Updated Nov 2026

Avatar for Performance Energy
Performance Energy
4.3(
107
)
Blown-In Insulation - Install or UpgradeBatt, Rolled or Reflective Insulation - Install or Upgrade

Serving Beaufort, SC and surrounding areas

Approved

In business since 2010

Free estimates

Credit card accepted

"They are the answer to lower energy costs and better comfort. In my area, home builders applied minimum standards when it came to insulation. Performance Energy fixed it and made it right. We could tell the difference overnight. Plus, they file all gov't rebates for you. Very grateful."
blow in insulaiton
Insulation and sealing
Insulation and sealing
Insulation and sealing
pulling old insulation out

+12

Response time2 days
Response rate88%
34 neighbors recently requested a quote
Avatar for Home Genius Exteriors
Home Genius Exteriors
4.8(
410
)
Blown-In Insulation - Install or UpgradeBatt, Rolled or Reflective Insulation - Install or Upgrade

Serving Beaufort, SC and surrounding areas

Approved

In business since 2004

Free estimates

Warranties offered

Elevate your home with Home Genius Exteriors, setting the standard in Charleston by offering full-service solutions for roofing, siding, windows, doors, gutters and insulation. We support our veterans and communities by supporting local and national charitable organizations through our Home Genius Cares initiative. With an Owens Corning® Platinum Preferred designation, we also offer flexible payment options, industry leading warranties and a wide range of premium products tailored for your home. It's time for a different experience, entrust your next home project to a genius and schedule your free inspection today!

Asphalt Roofing
Asphalt Roofing
Asphalt Roofing
Asphalt Roofing
Asphalt Roofing

+53

409 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for Island Spray Foam LLC
Island Spray Foam LLC
4.3(
6
)
Spray Foam Insulation - InstallBatt, Rolled or Reflective Insulation - Install or UpgradeInjection Insulation - Install

Serving Beaufort, SC and surrounding areas

Approved

In business since 2020

Free estimates

Customers say: Quick response

"I am a retired homebuilder with 40 years of local experience. Could not be happier with the job, and especially with the service. Jose and Island Spray Foam have my unqualified recommendation. They did the job on my schedule, efficiently and expertly, and left the job cleaner than they found it. AAAA"
Response time4 hrs
4 neighbors recently requested a quote
Recommended by60%of homeowners
Avatar for Energy One America, LLC
Energy One America, LLC
3.9(
69
)
Injection Insulation - InstallSpray Foam Insulation - Install

Serving Beaufort, SC and surrounding areas

In business since 2011

Free estimates

Credit card accepted

"They were quick to respond and schedule. I was in the RE with my husband without phone service at the time of my initial appointment but he did the evaluation and we scheduled the work the next day. The wwork was neat and efficient."
 Open Cell Spray Foam Insulation
  Open Cell Spray Foam Insulation
Closed Cell Spray Foam Insulation
 Closed Cell Spray Foam Insulation
 Energy One America Trucks

+8

Recommended by95%of homeowners
Showing 1-10 of 27
Insulation FAQs, answered by experts

In Beaufort, be wary of insulation service quotes that seem unusually low or pressure you with “limited time” offers. Avoid contractors who skip a thorough inspection, can’t show proof of insurance, or refuse to provide a written contract. If they overlook Beaufort’s humidity concerns, lack local references, or demand full payment upfront, these are clear warning signs that may indicate unreliable service or poor moisture management practices.

Helpful?

Your Beaufort home may need insulation service if you notice inconsistent temperatures, high cooling costs, or persistent indoor humidity. Signs like visible attic gaps, drafts, or musty odors in crawl spaces suggest poor insulation or ventilation. Homes built before 1980 or with raised foundations are often at risk for energy loss. An energy audit revealing air leaks or elevated utility use also signals the need for weatherization improvements.

Helpful?

In Beaufort, insulation service contractors include general insulation experts who handle various materials, spray foam specialists focused on moisture control, and energy efficiency professionals who offer weatherization solutions. Some HVAC contractors also provide insulation as part of ductwork upgrades, while attic and crawl space specialists address ventilation and humidity issues unique to coastal homes. Choosing a contractor familiar with Beaufort’s climate ensures optimal moisture management and comfort.

Helpful?

When hiring insulation service pros in Beaufort, look for contractors with proven experience in humid, coastal environments and expertise in moisture management. Prioritize those who offer detailed energy efficiency assessments, use materials designed for the Lowcountry, and provide written warranties. Clear communication, comprehensive estimates, and familiarity with local building styles—especially historic homes—are essential for ensuring long-lasting comfort and effective weatherization.

Helpful?

In Beaufort, most attic insulation projects for smaller homes are completed in 4–6 hours, while larger or whole-house upgrades may take one to five days. Crawl space insulation can range from several hours to three days, depending on accessibility and moisture issues. Weather conditions, especially during hurricane season, and the presence of historic features can extend timelines, so it’s wise to plan for possible delays.

Helpful?

The Beaufort, SC homeowners’ guide to insulation services

From average costs to expert advice, get all the answers you need to get your job done.