How do you identify asbestos tiles?

• <div><p>If you can locate building records, you may be able simply to see what type of tiles (or bonding agent) was used. Any flooring made between 1950 and 1989 more than likely contains asbestos. <a href="https://www.angi.com/articles/how-to-tell-if-you-have-asbestos-floor-tile.htm">Asbestos tiles</a> can also be slightly thicker than other tiles and often measure 9” x 9”, 12” x 12”, and 18” x 18. Black mastic was a commonly used adhesive that contains asbestos.</p></div>

Top 10 Best Percolation testing pros in Gardena, CA

Q: What magnification do you need to see asbestos fibers?

• <div><p>If you own a stereo microscope, you should be able to see the fibers. The stereo microscope often can perform magnification up to 50x. But unless you have experience viewing asbestos fibers, you may not know exactly what you are seeing. Some fibers are curly, while others are long and straight. Blue, brown, white, and gray colored fibers are all possible.</p></div>

Q: Who tests for asbestos?

• <div><p>Professional asbestos testers or environmental consultants are the<a href="https://www.angi.com/articles/who-do-you-call-to-check-for-asbestos.htm"> best people to call to test for asbestos</a>. An asbestos testing company specializes in collecting and analyzing samples and will be the most qualified to do the job for you. An environmental consultant may not specialize in handling asbestos, but should still have the knowledge and know-how to safely collect a sample and send it off for analysis.</p></div>

Q: How do I know if there is asbestos in my home?

• <div><p>Homes built before the 1990s may contain asbestos, but the only way to be sure is to have your home tested. Hire an asbestos testing and removal service to determine whether you have the hazardous material in your home and the best process for removing or sealing it.</p></div>

Q: Can I conduct asbestos testing myself, or should I hire a professional?

• <div><p>Professional testing is advisable to ensure safety regulations are met, and accurate results are obtained using certified methods.</p></div>

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Gardena homeowners rate percolation testing pros in our network

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Verified Reviews for Percolation Testing pros in Gardena, CA

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

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Last update on May 19, 2026

Reviewed in May 2026
I had an excellent experience with Mold Dwelling Testing from start to finish. The inspector was extremely professional, knowledgeable, and thorough during the entire process. You can tell they genuinely care about helping people identify the source of mold problems instead of just rushing...
Mold Dwelling Testing
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Reviewed in October 2023
Awesome experience. I knew nothing about this testing and it was explained by George thoroughly. He took his time to show me at each location how he was going to get samples. I learned something. Great Customer Service.......
Top Notch Testing, LLC
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Reviewed in October 2022
What a relief not to have to remember when and find someone to change it for me. Thank you, Total Water Purification Systems . I could not have been happier with the knowledge and professionalism during the whole process. They even came back out to test the water and prove their work. Amazing...
Total Water Purification Systems
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Reviewed in August 2020
William, the owner was very responsive, courteous, honest, and made sure I understood what was involved in testing for asbestos. He, and his staff tested my home the same day I submitted a request for service through Home Advisor, and provided my resulting Asbestos Report within 24 hours as...
Laroue Environmental, LLC
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Reviewed in February 2020
The guy was punctual, professional, and efficient. He took samples around the house and sent it to a certified lab. He is license to do the work and gave us report very quickly. He also do mold and lead testing.
Nick's Environmental Consulting, LLC
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Reviewed in January 2017
It went well (considering I had asbestos in the house). Jon was able to give me immediate appointments both times, which was greatly appreciated. He was very professional and friendly when he came to perform both tests. Dana, their phone receptionist, was also great. She answered all of my...
JLM Environmental
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Reviewed in June 2016
It was a very good experience ,he explain the whole process of the testing and why I need I the testing. He explained procedure of the clean up,the containment, the demolition and the Final testing at the end. he was very knowledgeable of insurance Company procedures and help me through...
TFM Mold and Water Damage Restoration
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Reviewed in February 2015
***Update*** <br /> A manager from Church services contacted me after I posted my negative review. He sent a technician out to perform the plumbing test on the correct unit at no additional charge. While I still believe their prices are a bit steep, I am pleased that Church services corrected...
Church Services
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Reviewed in November 2014
After purchasing our condo, we discovered a slow leak from the upstairs bathroom. I had my home warranty fix the leak but they would not clean the mold or fix the drywall that was cut out. I called another company (highly rated in Angie's List) to have the mold tested and sure enough, one of...
Absolute Maintenance & Consulting
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Percolation Tests questions, answered by experts

If you own a stereo microscope, you should be able to see the fibers. The stereo microscope often can perform magnification up to 50x. But unless you have experience viewing asbestos fibers, you may not know exactly what you are seeing. Some fibers are curly, while others are long and straight. Blue, brown, white, and gray colored fibers are all possible.

If you can locate building records, you may be able simply to see what type of tiles (or bonding agent) was used. Any flooring made between 1950 and 1989 more than likely contains asbestos. Asbestos tiles can also be slightly thicker than other tiles and often measure 9” x 9”, 12” x 12”, and 18” x 18. Black mastic was a commonly used adhesive that contains asbestos.

Professional asbestos testers or environmental consultants are the best people to call to test for asbestos. An asbestos testing company specializes in collecting and analyzing samples and will be the most qualified to do the job for you. An environmental consultant may not specialize in handling asbestos, but should still have the knowledge and know-how to safely collect a sample and send it off for analysis.

Homes built before the 1990s may contain asbestos, but the only way to be sure is to have your home tested. Hire an asbestos testing and removal service to determine whether you have the hazardous material in your home and the best process for removing or sealing it.

Professional testing is advisable to ensure safety regulations are met, and accurate results are obtained using certified methods.

The Gardena, CA homeowners’ guide to percolation testing services

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

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