The Best Insulation Contractors in Round O, SC

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

#1

Lowcountry Insulation Systems

4.8
(120 reviews)
Verified

A highly-rated, locally-owned contractor specializing in comprehensive home performance solutions. They are known for their expertise in spray foam and blown-in insulation, particularly for attics and crawl spaces, and their strong focus on improving home energy efficiency.

1252 Sniders Hwy, Walterboro, SC 29488 (Serves Round O)

Specialties & Features

Spray foam insulation
Crawl space encapsulation
Attic insulation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Coastal Energy Solutions

4.7
(95 reviews)
Verified

This provider focuses on a holistic approach to home insulation and air sealing. They are recognized for their professional energy audits and their proficiency in installing various insulation types, including cellulose and fiberglass blown-in, to address specific home efficiency needs.

2142 Jefferies Hwy, Ridgeland, SC 29936 (Serves Round O)

Specialties & Features

Energy efficiency audits
Blown-in insulation
Air sealing services

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#3

Holy City Insulation

4.6
(180 reviews)
Verified

A well-established contractor based in the Charleston area that services the entire Lowcountry, including Colleton County. They offer a wide range of services from removal and replacement to new installations and are praised for their knowledgeable staff and clean work.

3457 Dorchester Rd, North Charleston, SC 29405 (Serves Round O)

Specialties & Features

Insulation removal and replacement
Wall insulation
Blown-in insulation

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Round O

The insulation market serving Round O, SC is characterized by a small number of highly specialized local and regional contractors. Due to Round O's rural nature, residents typically rely on providers from nearby hubs like Walterboro and Ridgeland, or from the greater Charleston area. The competition is moderate but quality is generally high, with established companies possessing significant expertise in dealing with the local climate—specifically high humidity and the need for robust crawl space and attic solutions to prevent moisture issues and improve air quality. Pricing is competitive and in line with regional averages; for example, attic blow-in insulation can range from $1,500 to $3,500, while full crawl space encapsulation can cost between $5,000 and $10,000, depending on the home's size and materials used. Homeowners are increasingly seeking energy efficiency audits to qualify for local utility rebates and federal tax credits, which the leading providers are well-versed in facilitating.

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 Round O regulations and climate

Frequently Asked Questions About Insulation in Round O

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

1What type of insulation is most effective for our hot, humid Round O climate?

For our Lowcountry climate, spray foam insulation is highly effective because it creates an airtight seal that prevents humid outdoor air from infiltrating your home, reducing strain on your AC. Blown-in cellulose or fiberglass in attics is also common and cost-effective. A reputable local contractor will assess your home's specific needs, as proper moisture control is critical to prevent mold in our humid environment.

2How much does insulation installation typically cost for a home in Round O?

Costs vary based on home size, material, and areas serviced, but attic insulation for an average Round O home can range from $1,500 to $4,000. Spray foam is more expensive upfront but offers long-term energy savings. Local factors like accessibility of older homes and the need for moisture barriers can influence the final price, so getting multiple detailed quotes from local providers is essential.

3When is the best time of year to add or upgrade insulation in Round O?

The ideal times are during our milder seasons—fall and spring—when temperatures are more comfortable for working in attics or crawl spaces. However, insulation can be installed year-round. Scheduling in the off-peak seasons (late winter) may offer better availability from contractors before the intense summer heat drives up demand for energy-saving upgrades.

4Are there any local rebates or incentives for insulation upgrades in South Carolina?

Yes, South Carolina homeowners should check for rebates from their local utility provider, such as Santee Electric Cooperative, which often offers incentives for energy-efficient improvements. Additionally, federal tax credits for qualified insulation materials are available, making upgrades more affordable. A knowledgeable local installer will be aware of current programs to help you maximize savings.

5What should I look for when choosing an insulation contractor in the Round O area?

Choose a licensed and insured contractor with proven experience in our region's specific challenges, like managing humidity and dealing with older home construction. Ask for local references, verify they understand South Carolina building codes, and ensure they provide a detailed written estimate that includes air sealing. Avoid providers who offer dramatically low prices, as they may use inferior materials or improper installation techniques.