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4.8/5
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Robert - Google avatar
Robert Gedmin
1 week ago
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Rigo and Wilfredo added insulation to exterior walls in two upstairs bedrooms.  Both hard workers who explained the process and answered all of our concerns and questions.  We were glad to have this crew in our home.  Wilfredo said someone will call before coming tomorrow to do the finish sanding.
Dan - Google avatar
Dan India
2 weeks ago
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Romual and Jose it’s -10 and they were here on time. Hooked up power. Protected and covered all carpeting, walls doorways etc told me it’s going to be dusty with plaster walls and 6 hours later they are Cleaned up and gone. Total 420 sq ft blown in insulation into 4” dead air space in this 1910 house.  Green attic has done my attic and now perimeter walls



Highly recommend this team.
Paige - Google avatar
Paige Bolek
3 weeks ago
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Romulo and Jorge from Green Attic were amazing. They worked extremely hard all day installing our installation and provided the best possible service. They communicated well and went above and beyond. They additionally did a great job cleaning up at the end of the day. Couldn’t recommend them more!
Andrew - Google avatar
Andrew Waple
3 weeks ago
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I hired them for attic insulation and air sealing. Their quote was the best I got and they were thorough. The estimate was done by Frank, who was very thorough and helpful in identifying areas that needed to be finished - he asked about how many bathroom fans we had upstairs and I totally forgot about one that needed to be installed! The crew worked efficiently, answered my questions, and showed me the attic when it was done. I had done some research before about what kind of work needed to be done and it all looked great. If I had another attic, I'd hire them again!
Nick - Google avatar
Nick Heineman
1 month ago
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We loved working with this company! Very professional, and very nice folks working there. From the manager at the production office, to our installation crew Romulo and Selin. Everyone was awesome!
Kyle - Google avatar
Kyle Burson
a week ago
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Romulo and Mario did a great job in doing some minor blow in cellulose work in our home. The job was done cleanly (within reason, it's still construction). They were tidy and efficient. Time will tell if the work was effective, but given what I saw we should hopefully be much warmer. Strangely, looking forward to a very cold day.
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Kenny Monterubio
1 month ago
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Jose and crew were great! He clearly explained the process and all the work that would be done. They blew insulation into our attic to the proper level and cleaned up everything before they left. Overall, they did an excellent job.
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John C.
a year ago
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Exellent work - showed photos of completed job, thoroughly cleaned up when finished - heartily recommend them
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Doris M.
a year ago
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We had Green Attic out to give us a quote for garage and attic space. Their Team 5 (Alex, Omar and Herbert) came out and worked for 2 days, non-stop. Alex discovered an area of mold in the attic that had not been seen before the quote. He took photos of every step of the remediation and showed them to us. He discussed needs for remediation and completed it right away. He spoke to us before each step and asked for approval. His team, Omar and Herbert worked as hard and long as any team we’ve ever had for past home improvements. Everything was taken care of by the end of day two. The team made sure that everything was spotless and clean before they left. I’d like to commend Alex, Omar and Herbert for their strong work ethic and genuine politeness. They were trained in a way that calls for excellence. I had a lot of contact with Tim, who came out for the original quote and he never tired of explaining procedures to us. We are so happy with the entire team of Green Attic professionals.Description of Work: Blown in attic and garage ceiling insulation
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Jackie S.
a month ago
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They are great. Came in, have is a reasonable price. When they came, we didn't need what we hoped them for. They even found what our problem was, after 4 yrs fighting with our condo association and 9 HVAC guys. I will use them again, no doubt
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Michael L.
11 months ago
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This company is really amazing and I highly recommend them! From the initial sales experience with Patrick (no nonsense, honest, detailed and great communication) to the workers including Julio who took a lot of pride in his work. It's so refreshing to deal with a reputable company that has high standards and ensures quality service. I'm glad I went with them!! Amazing work!
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Adam D.
a week ago
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The team that installed the insulation was great. Really conscientious and kept the place clean and finished the drywall well. I wouldn't hesitate to call them for any future work!
Heather - Google avatar
Heather Natal
2 months ago
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The crew was excellent, punctual and did a fantastic job. They made sure to protect the interior of our house.
Dean - Google avatar
Dean Linko
2 months ago
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The crew was on time, polite and communicative. The work was done in a timely matter, and they cleaned up as expected.  Great job, thanks
Ravi - Google avatar
Ravi Chowdhury
2 months ago
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Romulo and Jose were excellent and the job was very well done. Will definitely recommend them.
Edward - Google avatar
Edward Bourbon
2 months ago
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Prompt, clean, professional team led by Jose and his team.  Fabulous job-highly recommend!
Michael - Google avatar
Michael Rizzetto
2 months ago
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I just had Green Attic insulate my attic space/ blown in insulation. They sent a crew ( Romulo + Jose), Both were very friendly + respectful of my home and were very informative of the process.
Being a retired tradesmen,  I appreciated Romulo + Jose's workmanship/ I was shown finished job and was completely satisfied. Highly recommend.
Michael Rizzetto
Schaumburg
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Joel P.
5 months ago
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Requested attic sealing and insulation. They sealed, increased ventilation and blew in a blanket of insulation to R60. The value was very good and the install was also very good. I would not hesitate to use them again for other projects.
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Becky V.
a year ago
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Green Attic was great to work with. It was easy to schedule a free estimate/inspection. Patrick came out and identified issues and gave recommendations. It was easy to coordinate a date to have the work done.

I appreciated the communication they gave before coming, including names of the workers. Alvaro, Romulo and Wilfrido were great. They were very respectful of my home and cleaned up all the work areas before leaving both days. Throughout the process they explained what they were doing and would often call me over so that I could see what they had done.

It was convenient to get the Nicor rebate through them and the follow up inspection they did really showed the difference the insulation and weather sealing makes.

Overall, it was a great experience. Even though it's only been 3 months since having the work done, I have already noticed a decrease in my gas bill when compared to last year and I definitely hear my furnace turn on a lot less.
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Jim S.
a year ago
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The guys did a great job. On time, professional, and willing to adapt when circumstances changed. We discovered an electrical issue in the attic, so the team waited a few weeks to finish the job after I had those issues addressed.
Chris - Google avatar
Chris Thrall
3 months ago
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Romulo and team worked hard, were communicative, and left the work site clean.
Great job - highly recommend
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Chris S.
4 months ago
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Amazing team very polite and professional
Sharon - Google avatar
Sharon Homan
4 months ago
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Romulo did a fantastic job. Great job filling tough insulation areas. Everything clean. Very friendly and thorough!
Norma - Google avatar
Norma Smolin
3 months ago
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Attic Green was fabulous, Jorge and Rigo were great. Everything went smoothly and they cleaned everything up once they were done. Would highly recommend.
Joseph - Google avatar
Joseph Regi Stephen
3 months ago
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Romulo, did an amazing job with his 2 coworkers along side with him. He lead the attic insulation at my and did a clean work in a timely manner!

Best Attic Insulation for Pest Control

At Green Attic in Chicago, we understand that safe and thorough attic pest control is essential for protecting your home from damage, contamination, and unwanted infestations.
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Trusted by homeowners for reliable, energy-saving insulation solutions.
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Common questions asked by homeowners during the pest insulation estimating process:

How much does pest control cost?
Pest control disinfection typically costs $1.50 to $5.00 per square foot, making it an affordable and efficient solution for keeping your home clean and safe.

Does my homeowners insurance cover costs?
‍Yes, in some cases some insurance policies cover rodent infiltration / damage from rodents such as raccoons.

Should we have all the insulation removed first?
‍Most of the time no removal is needed of existing insulation, but rather disinfection of the entire of the attic. This link helps explain only to remove in case of contamination from feces or urine.
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Will the insulation smell if we leave it in place after disinfection? This is a loaded question with multiple variables, but the short answer is yes, if contaminated pest insulation remains in place while encapsulated there may be an odor in warmer temperatures.

Do I need to leave my home during the remediation treatment portion?
Most cases no, rodent removal from attic (when the attic is air sealed) keep the attic space separate from the living space. While ventilation methods and plastic to keep work areas separate from the living space can be used when needed.

What is the difference between fiberglass insulation and cellulose insulation? Learn More

Does cellulose insulation get mineral treatment to prevent pests? Yes!
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Illustration of a house protected by a glowing shield, showing a clean sealed attic and blocked pests
Exterior window gaps sealed on a brick home to prevent rodents and pests

Exterior Air Sealing For Efficient Attic Rodent Removal

Your home is conditioned to the opposite temperature as the exterior, making it an optimal location for rodents and insects to nest.

The exterior is the first line of defense against intrusionas  materials and seams of the parameter of the home to prevent infiltration.
Green Attic service truck parked in front of a home for healthy attic insulation and rodent prevention services

Green Attic Healthy Attic Solutions

Green Attic is committed to providing practical, evidence-based, and sustainable healthy solutions for preventing mice and other rodents from nesting in your crawl space, walls, or attic.

Evaluation of condition of existing insulation. If contaminated old insulation is removed, cleaning and disinfection performed, and new efficient insulation installed.

Upgrade to you attic insulation and enjoy a pest-free, energy efficient home.
Pest control technician disinfecting contaminated attic insulation with a sprayer and flashlight

Rodent Nests

Rats, mice, raccoons, squirrels infected with a hantavirus can transmit it via their saliva, urine, and feces. Should their leavings be disturbed they can become airborne, humans inhaling those airborne particles can become quite ill.

For this reason, nests should be removed. Rodents in the United States that carry hantavirus nest in your attic’s fiberglass insulation.

By proactively sealing exterior seams, your home will not be a welcome shelter for pests. Pest control is an ongoing concept. Regular seasonal inspection of dissimilar materials (seams of any material meeting another).
Technician in protective suit performing attic cleanup after animal infestation

Choosing the Right Animal Infestation Cleanup: Factors to Consider for Cost and Performance

Keeping in mind the variables such as size and the extent of the damage, we often find when homeowners receive multiple quotes for animal infestation cleanup, they vary dramatically in both cost and treatment plan line items, warranty, and performance for comfort and efficiency.

We recommend a balanced itemized proposal with sq footage of treatment as the predominant factor in calculating cost.

On average disinfection is between $1-2, removal of existing insulation between $1-2, air sealing attic floor, installing complete ventilation, and insulation to optimal R60 between $3-5 per sq ft.
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7 Expert-Recommended Treatments to Remedy Animal Infestation in The Attic Include

These proven methods will help you safely and efficiently remove unwanted critters from your home,restoring peace and protecting your property.
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Removing Feces
Droppings with high powered vacuum while leaving the existing insulation in the attic.
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Disinfecting
The entire attic to neutralize odors and kill bacteria ( similar to cleaning a rug from dog or cat urine )
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Seal exterior penetration
Mice in particular can fit through very small gaps so minding the gaps of the building envelop is crucial to preventing intrusion.
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Borate Treated Cellulose
Blowing in premium Class 1 borate-treated cellulose, which is rodent resistant insulation, helps prevent issues such as mice in attic insulation.
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Insulate Air
To maximize energy efficiency and prevent air leakage, it is crucial to insulate and properly air seal your hatch cover or pull-down ladder.
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Air sealing
Air sealing the attic floor to prevent mice from reaching the attic floor by sealing the penetrations around vent stacks, HVAC, plumbing and electrical penetrations, and framing gaps while the attic floor may be sealed after attic treatment, the mice will still nest in the walls, basement and crawl space if the exterior penetrations are not treated.

Frequently Asked Question

Is it cheaper to DIY or hire an exterminator?

Yes, it is generally cheaper to DIY pest control for small, localized issues because you’re mainly paying for sprays, traps, or bait.

Hiring an exterminator often costs more per visit, but it can be the more cost-effective choice long-term for severe or stubborn infestations, such as termites, rodents, and bed bugs, thanks to expert treatment and guarantees that help prevent costly damage.

If the problem keeps coming back, going pro can save money and reduce overall stress.

What pest is most damaging to a house?

Termites are the most damaging pest to a house, but early detection and proactive prevention can protect your home and keep repairs manageable. With regular inspections and early detection, termite damage is highly preventable and manageable.

Rodents, which can chew wiring and increase fire risks, and carpenter ants can also be very destructive, so spotting the early signs makes a big difference in protecting your home.

Will spray foam actually block pest entry points?

Yes, spray foam will block pest entry points because it expands to fill small cracks and gaps, creating a solid, airtight seal. It is a strong deterrent, especially when you use dense closed-cell foam, and it holds up well for sealing most common entry points.

For the best results, pair it with steel wool or wire mesh in larger openings and make sure any existing pest issues are handled first.

What materials help deter pests at soffits, eaves, and attic hatches?

Durable materials that work well for deterring pests at soffits, eaves, and attic hatches include 1/4-inch hardware cloth, stainless steel or copper mesh, and metal flashing, all of which help create a snug, long-lasting barrier while still supporting airflow.

Pair these with a tight-fitting hatch and quality sealing around edges for even better overall protection. These materials block rodents and insects while allowing ventilation. For a long-lasting seal, use high-quality silicone caulk and pair it with metal or cement board for a strong, durable finish.

Are there insulation types that resist nesting better than others in open attics?

Yes, some insulation types naturally resist nesting better in open attics, helping keep the space cleaner and more protected. Borate-treated cellulose helps deter insects and rodents, while closed-cell spray foam offers the strongest protection by curing into a hard, solid barrier that makes it difficult for pests to settle in. Loose-fill fiberglass can be a decent option, but pairing any insulation with good air sealing delivers the best results.

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Pest-Free Home. Free Estimate Today!

Contact us today for a free estimate and begin the process of discovering our researched best approach methods for a healthy comfortable home in that ignored third of your structure, the no mans land where critters enjoy proximity to food, shelter and warmth.
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