The Best Insulation Contractors in Decatur, GA

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

#1

Apex Insulation

4.8
(180 reviews)
Verified

Apex Insulation is a highly-rated, full-service insulation contractor known for its expertise in spray foam and blown-in insulation. They emphasize energy efficiency and often perform energy audits to tailor their solutions. Customers frequently praise their professionalism, attention to detail, and knowledge of local rebate programs.

315 West Ponce de Leon Ave, Decatur, GA 30030

Specialties & Features

Spray foam insulation
Blown-in insulation
Energy efficiency audits

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
#2

Insulate ATL

4.7
(240 reviews)
Verified

Insulate ATL serves the entire metro Atlanta area, including Decatur, and has built a strong reputation for attic projects and insulation removal. They are recognized for their thorough air sealing services, which complement new insulation installations to maximize home efficiency. Their team is often noted for being clean, efficient, and informative.

(Serves Decatur, main office in nearby Smyrna) 2400 Spring Street, Smyrna, GA 30080

Specialties & Features

Attic insulation installation and upgrade
Insulation removal and replacement
Air sealing services

Business Information

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

EverGuard Insulation

4.6
(90 reviews)
Verified

EverGuard specializes in making older homes in the Decatur area more comfortable and energy-efficient. They have significant expertise in handling complex wall insulation retrofits and basement/crawl space encapsulation, which are common needs in the historic housing stock of the area. They are a certified installer for several major insulation manufacturers.

125 Clairemont Ave, Decatur, GA 30030

Specialties & Features

Wall insulation services
Basement and crawl space insulation
Blown-in insulation

Business Information

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

Why These Are the Top Insulation Contractors in Decatur

The insulation market in Decatur, GA, is robust and competitive, driven by a mix of historic homes requiring upgrades and newer constructions aiming for high energy efficiency standards. The average quality of service is high, with several providers holding advanced certifications (like BPI) and being well-versed in the specific challenges of the humid Southeastern climate. Competition is strong, which generally benefits consumers through competitive pricing and a focus on customer service. Typical pricing can vary widely; a basic attic blow-in insulation job might start in the $1,500 - $3,000 range, while a full attic spray foam application or complex crawl space encapsulation can range from $4,500 to $10,000 or more. Many local utilities, like Georgia Power, offer rebates for certain energy efficiency upgrades, and the top contractors are typically knowledgeable about these programs.

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 Decatur regulations and climate

Frequently Asked Questions About Insulation in Decatur

Get answers to common questions about insulation services in Decatur, Georgia.

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

For our Decatur climate, blown-in cellulose or fiberglass in attics is often the most cost-effective upgrade. These materials provide excellent thermal resistance (R-value) to keep heat out in summer and are effective at filling the irregular gaps in older homes common in neighborhoods like Oakhurst and Winnona Park. While spray foam offers superior air sealing, its higher upfront cost means the payback period is longer, making blown-in insulation a smarter first investment for many local homeowners.

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

The ideal times are during the mild spring (March-May) and fall (September-November) seasons. This avoids the extreme attic heat of a Georgia summer, which can be dangerous for installers and affect some materials, and the potential for winter rain delays. Scheduling during these shoulder seasons also ensures your home is prepared for peak heating and cooling demand, and local contractors often have more availability compared to the busy summer rush.

3Are there any specific local building codes or rebates in Decatur or DeKalb County I should know about before insulating?

Yes, insulation work must comply with the Georgia State Minimum Standard Energy Code, which is based on the International Energy Conservation Code (IECC). A reputable local contractor will know the required R-values for our climate zone. Furthermore, Georgia Power offers rebates for adding attic insulation to existing homes, and there are federal tax credits for certain energy-efficient upgrades, providing significant financial incentives for Decatur homeowners.

4How do I choose a reliable insulation contractor in the Decatur area?

Look for a licensed, insured contractor with specific experience in Georgia's climate and older home stock. Ask for local references in Decatur neighborhoods, verify they perform a thorough energy audit or assessment before quoting, and ensure they detail the proposed R-values and air sealing methods. Be wary of door-to-door sales or extreme low-ball quotes, as proper installation is critical for performance.

5My older Decatur home feels drafty. Will adding attic insulation alone solve my comfort issues?

While attic insulation is crucial, air sealing is often the missing piece for historic or older Decatur homes. Gaps, cracks, and bypasses in the attic floor and around penetrations allow Georgia's humid air to infiltrate, undermining insulation performance. A comprehensive approach that combines air sealing (caulking, foam) with adding adequate insulation is necessary to maximize comfort, improve humidity control, and lower energy bills significantly.