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TRUSTED BY NAPERVILLE, IL HOMEOWNERS

  • Average homeowner rating star icon4.7
    Average homeowner rating
  • Verified reviews icon432
    Verified insulation services reviews

Find Insulation pros in Naperville

Avatar for Weather Shield Insulators
Weather Shield Insulators
5.0(
27
)

Serving Naperville, IL and surrounding areas

Approved

In business since 2008

Free estimates

Warranties offered

"I am extremely satisfied with Weather Sheild Insulation. Mr. Gonzalez was courteous , professional, prompt, knowledgeable and very informative. He answered all my questions, gave me several options with Quality materials at a great price. Clean and efficient. I highly recommend."
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+14

Response time2 hrs
4 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for ARC INSULATION
ARC INSULATION
4.6(
95
)

Serving Naperville, IL and surrounding areas

Approved

Super Service Award Winner

In business since 1993

Free estimates

Warranties offered

"Arc was great from the start. We were given a complimentary consultation by Steve Garrett, who gave us a detailed explanation on the issues we may have with our attic insulation and why our energy bills may be so high. We chose to have our attic insulated and our ducts sealed. Our ducts saw a 93.5% improvement, and we immediately noticed the difference in the temperature of our second floor. Even during this prolonged heat wave, we have been able to keep our temperatures much lower than before. The attic insulation has also decreased the temperatures of the upstairs. It has been a remarkable difference. We are fully expecting our house to be more comfortable in the winter as well. Steve is honest and reliable and we would not hesitate to recommend Arc to anyone who needs insulation and duct work."
Air Duct Cleaning Project
Additional Photos
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+30

62 neighbors recently requested a quote
Recommended by93%of homeowners
Avatar for Attic Air
Attic Air
4.9(
257
)

Serving Naperville, IL and surrounding areas

Approved

In business since 1996

Free estimates

Warranties offered

"Alex and his team were prompt and they did a very good job on the insulation project. The team worked well together and they were efficient. They picked up the trash in the attic before blowing the new insulation. The work was done with complete satisfaction and I highly recommend this company. Keep up the great work!"
Response time2 days
8 neighbors recently requested a quote
Recommended by99%of homeowners
Avatar for Green Attic Insulation
Green Attic Insulation
4.3(
419
)

Serving Naperville, IL and surrounding areas

Approved

In business since 2009

Free estimates

Emergency services offered

"I am very happy with the work done by Green Attic Insulation. David and Charlie were very friendly, professional, responsive, and flexible in working with my changing needs. I originally was looking into insulation but then discovered there was mold in my attic. As the job grew, David, Charlie, and their team worked with me to address the additional parts of the job. I really appreciate their knowledge and the thorough job they did. They took many pictures of their progress and kept me informed each step of the way. Thank you very much!"
Insulation.
Exterior Wall Insulation.
Solar Fan.
Spray Foam Insulation
Attic Insulation

+861

Response time1 day
9 neighbors recently requested a quote
Recommended by85%of homeowners
Avatar for USA Insulation of Chicago
USA Insulation of Chicago
4.1(
75
)

Serving Naperville, IL and surrounding areas

In business since 1985

Free estimates

Credit card accepted

"It went fairly well. The man in charge of giving estimates gave me confidence. The man in charge of the work was a bit of a fast talker, however. I have waited over a year to finish this review b/c I wanted to wait until I got door into the porch from the house and for cold weather to see how well the insulation works. I do not have a heat vent on the porch. Was hoping the insulation along with a small electric heater would keep it warm. The contractor thought it would be okay without a heating vent. For most part it is, but with very cold weather, the porch gets pretty cold. I may have been hoping for more than was realistic and may eventually get a larger electric heater or get a vent from my furnace if I decide to use the room more regularly."
Recommended by79%of homeowners
Avatar for Midwest Spray Coatings A Perfect Crawlspace
Midwest Spray Coatings A Perfect Crawlspace
4.7(
193
)

Serving Naperville, IL and surrounding areas

In business since 1999

Free estimates

Credit card accepted

"Literally a truckload of dirt and old insulation was removed from a crawlspace under a town house. Openings in the foundation were sealed or covered, the floor was swept clean and the crawlspace walls sprayed with insulating foam. 2-day job in tough conditions and with limited city parking, professionally and efficiently executed, indeed resulting in a perfect crawlspace. Top marks. Thanks to Greg, Jim, and the crew.
"
Exposed stone foundation
Foundation repair and insulation
Polyurea Coating
Ineffective fiberglass
Repairs to Foundation - Same Day

+16

Recommended by98%of homeowners
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Insulation questions, answered by experts

The success of insulation service projects in Naperville depends on selecting the right R-value for the local climate, thorough air sealing, and proper moisture management. Professional installation using materials designed for Naperville’s weather is crucial. Regular inspections for settling or moisture, consistent HVAC maintenance, and periodic air sealing help ensure your insulation continues to perform well year after year.

Helpful?

Before starting insulation service projects in Naperville, arrange a professional energy audit to identify problem areas and confirm recommended R-values for the local climate. Check if your neighborhood requires HOA approval and apply for available utility rebates early. Clear access to attics and basements, protect valuables, and compare several contractor quotes to ensure materials and methods are suited to Naperville’s weather.

Helpful?

Completing insulation service projects in Naperville delivers immediate benefits like reduced drafts, fewer cold spots, and more consistent indoor temperatures—even during the city’s humid summers and cold winters. Over time, you’ll notice lower utility bills, less strain on your HVAC system, and improved moisture control. Quality insulation also increases property value and supports Naperville’s energy efficiency and sustainability goals.

Helpful?

In Naperville, schedule insulation service projects promptly if you notice high energy bills, frequent ice dams, or persistent drafts—especially after harsh winters. If you see uneven room temperatures or visible mold, act quickly. For minor issues or if you’re planning renovations, you can wait, but consider local weather patterns and aim for spring or fall when conditions are ideal for installation.

Helpful?

After insulation service projects in Naperville, inspect air sealing around windows and doors, and ensure attic and crawl space ventilation is adequate. Monitor your energy usage to track improvements. Schedule an HVAC system check to confirm proper airflow. Over the first year, periodically check for settling or moisture, and plan for a professional energy audit every few years to maintain peak performance.

Helpful?

The Naperville, IL homeowners’ guide to insulation services

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