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Verified Reviews for Percolation Testing pros in Grayslake, IL

*The Angi rating for Percolation Testing companies in Grayslake, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Percolation Testing needs.

*The HomeAdvisor rating for Percolation Testing companies in Grayslake, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Percolation Testing needs.

Last update on June 05, 2026

Reviewed in June 2026
David, at Gardner Environmental Services, professionally performed numerous air sample tests inside our home due to a minor smelling of mold in one spot.Fortunately, his lab resource came back with negative results on each location sample David tested. David was reassuring and pleasant to work...
Gardner Services
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Reviewed in December 2025
Very precise and informational during the testing. Professional, friendly, and quick to respond and get the job done.
LaFrance Environmental
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Reviewed in April 2021
David called back as soon as we posted a request. He came with Michael the next day for the assessment and estimate. They offered the next day service, that we did not even expect. The technician, Joe, came the following day exactly at 9:00 am as scheduled. He worked non-stop for 5 hours making...
ZeroMold of Chicagoland
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Reviewed in February 2021
Arrived on time and explained everything to me about the testing and possibilities. We ended up not having any mold (yay) and David called me with my results, explaining other possibilities for the smell we have been experiencing. It was a great experience!
Gardner Environmental Services
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Reviewed in October 2020
The testing was done quickly and efficiently.
Pur360
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Reviewed in June 2020
Long read but definitely worth it join me on my roller coaster of the day. So something happened today that absolutley blew my mind. I've never experienced anything like it. This morning I woke to find the smell of gas in my kitchen so I did what any sane man would do and call a local plumbing...
Windy City Rooter Inc
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Reviewed in September 2019
The company provided results. After following up with Remediation companies, all four companies stated the air mold level was acceptable though it wasn't presented that way by the Mokd Test Company. There were two small areas of mold that were remeduated by a company. The Mokd Test...
Mold Test Company IL
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Reviewed in May 2019
The test didn't seem comprehensive. It was very expensive and I'm still not sure why the outside mold test was needed. The analyst was responsive and timely.
Air Quality Analysts
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Reviewed in March 2019
Sidad did a wonderful job and I recommend Clue Radon testing 100% to everyone.
Clue Radon Services
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Reviewed in March 2019
Antone was very responsive to all my questions as I had a lot to learn. Other neighbors had used this same company and were pleased with their results. Two guys were in the house for 5 hours. Answered all my questions, were polite, professional, knowledgeable. Prior tests I had done with...
VSI Radon Reduction Corp.
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Percolation Tests questions, answered by experts

Services test for allergens, mold, VOCs, and carbon monoxide levels to ensure a healthy indoor environment.

Costs depend on property size, test types, and additional services like mold sampling.

Sampling typically takes 1-3 hours, and depending on the provider, lab results are available within 2-7 days.

It is not recommended to drill into asbestos siding because doing so can release hazardous asbestos fibers into the air. The safest way to handle asbestos-containing materials is to have a professional remove or encapsulate them.

A professional indoor air quality inspection takes anywhere from one to three hours, depending on the size of your home and the number of necessary samples. After the test, the specialist will discuss the findings, but you won’t get a full written report for 2 to 10 days, though you can ask your pro to expedite the process, if needed.

The Grayslake, IL homeowners’ guide to percolation testing services

From average costs to expert advice, get all the answers you need to get your job done.

See all articles

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