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>

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*The Angi rating for Percolation Testing companies in Seattle, WA 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 Seattle, WA 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 December 18, 2025

Reviewed in December 2025
Great experience from start to finish?very professional, thorough, and prompt with the mold testing results. I highly recommend their services
Pure Air Mold Testing
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Reviewed in October 2021
Easy to schedule a test, small sample taken. Not sure if price was high or low because I didn&#39;t shop around. Quick turn around on sample report.
All Clear Asbestos and Mold Testing LLC
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Reviewed in May 2021
They did good job while I watched that he let me. heat is very good. I tested to fill my new bathtub and very good heat. my wife love that. smile.
Rooter-Man
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Reviewed in June 2019
The real test is how long the new surface lasts. I had this tub resurfaced (by a different company) when I bought the house and had problems with it peeling. Juan was polite and respectful. He was diligent about covering everything in plastic and cleaned everything up when he was done.
Premier Resurfacing Services, LLC
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Reviewed in October 2018
Fast. Scheduled appointment quickly and arrived on time. Test done in eight hours. Very responsive.
SEATTLE ASBESTOS TEST LLC
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Reviewed in July 2018
Thanks to Virgil Pelton, my master bedroom and bathroom are now virtually free of mold and mildew (no fungus among us). I consider Mr. Pelton a seasoned IAQ professional whose sense organs and air sampling instruments are keenly calibrated to detect and test for the presence of mold and mildew...
The Home Private Investigator/Home P.I., LLC
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Reviewed in May 2018
We had some water in our basement and need to have the drains repaired, so the floor (which had some questionable tile on it) needs to be ripped up. The contractor was worried that it has asbestos in it so they recommended we have it tested. When I called Environix there was a deal for getting...
Environix Testing & Remediation
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Reviewed in October 2017
They were thorough. Walked through our house and remodel plans and were very thoughtful about what/where to sample to cover us but not over test as well. Also on the call when I scheduled with them the person was very helpful, offering useful information about more than what I was asking about...
Hawk Environmental Services Inc
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Reviewed in June 2017
I phoned them and received instructions for how to send them a test sample. I sent them the sample and they sent me the lab results promptly. They were also willing to talk to me on the phone about what my remediation options were.
MICROLAB NORTHWEST
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Reviewed in June 2017
Everything went well and according to the plan they laid out for me. The price of the lab testing seems excessive to me, but it may be an industry standard.
Mold Inspection Sciences of Seattle
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Percolation Tests questions, answered by experts

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.

In the 1980s, the use of asbestos in house siding materials underwent a significant decline, ultimately being phased out by the mid-1980s to early 1990s. This change was largely due to a growing awareness of the severe health risks associated with asbestos exposure, particularly its link to lung diseases and cancers. With increased public concern and regulatory agency involvement, building codes and regulations were updated to restrict the use of asbestos in construction materials.

Asbestos itself does not typically leak from a roof. However, if an asbestos-containing roof is damaged or deteriorated, it can release asbestos fibers into the air. This can occur when the roof is disturbed, such as during maintenance or repairs, or due to weathering over time. Exposure to airborne asbestos fibers can be harmful to health, so it is important to address any damaged asbestos roofs promptly and safely.

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.

Typical methods for asbestos removal include encapsulation, enclosure, and complete removal.

The Seattle, WA 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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