The Best Insulation Contractors in Sunset, SC

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

#1

Koala Insulation of Greenville

4.8
(150 reviews)
Verified

A highly-rated, modern insulation company known for its focus on energy efficiency and a comprehensive suite of services. They emphasize education and provide free evaluations, which is a significant strength. Their expertise in both new installation and retrofitting for older homes makes them a top choice.

140 Edinburgh Ct, Greenville, SC 29607 (Serves the Upstate, including Sunset)

Specialties & Features

Spray foam insulation
Blown-in attic insulation
Insulation removal and replacement

Business Information

Years in Business:8 years
Licensed:Yes
Insured:Yes
#2

All South Insulation

4.7
(80 reviews)
Verified

A well-established local contractor with a strong reputation for quality workmanship in both residential and commercial insulation. They are known for their professional crews and expertise in advanced techniques like spray foam and cellulose, making them a reliable partner for complex projects.

101 Perry St, Easley, SC 29640 (Located in the same county as Sunset - Pickens County)

Specialties & Features

Spray foam insulation
Crawl space encapsulation
Wall insulation services

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Insulate Smart

4.6
(100 reviews)
Verified

This provider focuses on holistic home performance, combining insulation services with energy audits and air sealing. This integrated approach is ideal for homeowners seeking maximum energy savings and comfort, ensuring that new insulation works in concert with a tightly sealed building envelope.

116 Thomas Green Blvd, Clemson, SC 29631 (Serves the entire Upstate region)

Specialties & Features

Energy efficiency audits
Air sealing services
Attic insulation installation and upgrade

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top Insulation Contractors in Sunset

** The insulation market serving Sunset, SC, is characterized by a small number of hyper-local handymen and a competitive field of reputable, specialized contractors from the broader Upstate South Carolina region (Greenville, Pickens, and Anderson counties). The average quality of dedicated insulation contractors is high, with several companies holding certifications from manufacturers like Owens Corning or BASF, indicating advanced training. Competition is healthy, which benefits consumers through competitive pricing and a focus on customer service. Typical pricing in the area is in line with national averages. As a rough guide: * **Blown-in Attic Insulation:** $1,500 - $4,500 * **Spray Foam Insulation (roof):** $4,500 - $7,500+ * **Wall Insulation (retrofit):** $2,000 - $5,000 * **Crawl Space Encapsulation:** $3,000 - $8,000 Homeowners in Sunset are advised to seek multiple quotes and confirm that contractors are knowledgeable about local building codes and any available utility rebates from providers like Duke Energy, which can significantly offset project costs.

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 Sunset regulations and climate

Frequently Asked Questions About Insulation in Sunset

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

1What is the most cost-effective type of insulation for my home in Sunset, given our local climate?

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) and help control the significant humidity we experience. For new construction or major renovations, spray foam provides superior air sealing and moisture control, but at a higher upfront cost.

2When is the best time of year to have insulation installed in the Sunset area?

The ideal times are during the milder seasons of spring (March-May) and fall (September-November). This avoids the intense heat and humidity of Upstate South Carolina summers, which can make attic work particularly strenuous, and the occasional winter cold snaps. Scheduling during these shoulder seasons also ensures better availability from local contractors before peak demand hits.

3Are there any local building codes or rebates in South Carolina that affect insulation projects?

Yes, insulation work must comply with the 2021 International Energy Conservation Code (IECC) as adopted by South Carolina, which specifies minimum R-values for different parts of the home. While state-specific rebates are limited, homeowners in the Duke Energy service area (which includes Sunset) should check for current utility rebates for attic insulation. Always ensure your contractor pulls the required local permits from Pickens County.

4How do I choose a reliable insulation contractor serving the Sunset and Upstate SC area?

Look for licensed, insured contractors with strong local references and proven experience with our specific climate challenges like humidity and pest resistance. Verify they perform a thorough energy audit or assessment first. It's also wise to choose a provider familiar with the older home stock common in the area, as they will understand how to properly address unique attic spaces and potential knob-and-tube wiring concerns.

5My attic gets extremely hot in the summer. Will adding more insulation alone solve this, or do I need ventilation too?

For Sunset homes, both are critical. Proper insulation (aim for R-38 to R-60 in the attic) resists heat transfer into your living space. However, adequate attic ventilation (soffit and ridge vents) is equally important to expel the intense solar heat that builds up under your roof, preventing moisture buildup and reducing the load on your AC. A reputable local contractor will assess and balance both systems.