The Best Insulation Contractors in Lamar, SC

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

#1

Koala Insulation of the Pee Dee

4.9
(120 reviews)
Verified

A highly-rated, modern insulation company known for its professional service, clear communication, and expertise in all major insulation types, including spray foam and blown-in cellulose. They emphasize energy efficiency and often perform energy audits and air sealing as part of their comprehensive service.

2712 W. Palmetto St, Florence, SC 29501 (This is their primary service location for the region)

Specialties & Features

Spray foam insulation
Blown-in insulation
Energy efficiency audits

Business Information

Years in Business:5 years
Licensed:Yes
Insured:Yes
#2

Florence Insulation & Windows

4.7
(80 reviews)
Verified

A established local contractor with a strong reputation for insulation and window services. They are known for their work on both new construction and existing homes, with a focus on attic insulation upgrades and crawl space encapsulation. Their longevity in the area suggests deep knowledge of local building codes and climate challenges.

2004 S. Irby St, Florence, SC 29505

Specialties & Features

Attic insulation installation and upgrade
Basement and crawl space insulation
Insulation removal and replacement

Business Information

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

Darlington County Insulation

4.5
(50 reviews)
Verified

A reliable, locally-owned contractor that serves Darlington County directly, making them a very convenient option for Lamar residents. They specialize in traditional and modern insulation methods for residential properties and are praised for their personalized service and fair pricing.

Serves Darlington County, SC (Mobile service; no public storefront address)

Specialties & Features

Wall insulation services
Blown-in insulation
Air sealing services

Business Information

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

Why These Are the Top Insulation Contractors in Lamar

** The insulation market serving Lamar, SC, is characteristic of a rural area served by regional hubs. There are no major national chains physically located in Lamar itself; instead, the market is composed of established local and regional contractors based in nearby Florence and Darlington. The competition is moderate but healthy, with a few key players dominating the reputation and review space. The average quality of service is high, as these contractors rely heavily on word-of-mouth and local reputation. Homeowners in Lamar typically seek services for older homes needing upgrades for energy efficiency, as well as new construction. Pricing is generally competitive and in line with regional averages, but can vary significantly based on the insulation material chosen (e.g., spray foam being a premium option versus fiberglass batts). There is a strong focus on solving humidity and heat-related issues common to the South Carolina climate, with crawl space and attic insulation being the most frequently requested services. Knowledge of local building codes is standard, and the more established providers are adept at informing homeowners about potential energy rebates.

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 Lamar regulations and climate

Frequently Asked Questions About Insulation in Lamar

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

1What is the most cost-effective type of insulation for my home in Lamar, considering our hot, humid summers and mild winters?

For our climate, blown-in cellulose or fiberglass in the attic is often the most cost-effective initial upgrade, as it addresses the primary source of heat gain. Spray foam provides superior air sealing and moisture resistance, which is crucial for humidity control, but comes at a higher upfront cost. A reputable local contractor can perform an energy assessment to identify the best return on investment for your specific home.

2When is the best time of year to have insulation installed in Lamar, SC?

The ideal times are during the milder seasons of spring (March-May) and fall (September-November). This avoids the extreme heat of a Darlington County summer, which can make attic work hazardous, and the potential for winter moisture issues. Scheduling during these periods is also easier, as contractors are less likely to be backlogged with emergency heating or cooling repairs.

3Are there any local building codes or regulations in Lamar I need to be aware of for insulation projects?

Insulation work in Lamar must comply with the South Carolina Residential Building Code, which is based on the International Residential Code (IRC). This includes specific R-value requirements for different parts of the home (e.g., attic floors should be R-38 to R-60). Always hire a licensed and insured contractor who will pull the necessary permits from Darlington County, ensuring the work is inspected and meets code for safety and energy performance.

4How do I choose a reliable insulation contractor serving the Lamar area?

Look for contractors with strong local reputations, verifiable references from nearby homes, and proper South Carolina licensing. Ask if they offer a free, detailed inspection and written estimate that includes recommended R-values, material options, and labor. It's also wise to choose a provider who performs a blower door test to identify air leaks, as sealing them is just as important as adding insulation for our climate.

5My older Lamar home feels drafty and has high humidity. Will adding insulation alone solve these problems?

Not entirely. While insulation resists heat flow, air sealing is the critical companion step to stop drafts and prevent humid outdoor air from infiltrating your home. In our humid climate, this moisture can lead to mold and reduced insulation effectiveness. A comprehensive approach should include sealing gaps, cracks, and penetrations (especially in the attic) before installing insulation, with attention to proper attic ventilation to manage any residual moisture.