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>

Is asbestos siding dangerous?

• <div><p>Asbestos siding can be dangerous, but it doesn't necessarily pose a health risk if it's in good condition and left undisturbed. The danger comes from inhaling asbestos fibers, which can be released if the siding is damaged, deteriorating, crumbling, or disturbed during remodeling or repairs. Exposure to these airborne fibers can cause serious, life-threatening diseases like asbestosis (lung scarring), mesothelioma (an aggressive cancer), and other lung cancers.</p><p>If your asbestos siding is intact, the general recommendation is to leave it alone. However, if it's damaged or you plan to renovate, it's crucial to handle it safely. Due to the significant health risks and the difficulty of containing the fibers, it is not recommended to perform any asbestos work yourself. Instead, you should hire a professional asbestos removal company to inspect, repair, encapsulate, or remove the material. The presence of asbestos can also negatively impact your property's value.</p></div>

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Verified Reviews for Percolation Testing pros in San Francisco, CA

*The Angi rating for Percolation Testing companies in San Francisco, CA 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 San Francisco, CA 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 August 31, 2025

Reviewed in August 2025
I wanted to replace an old Kohler toilet, which had stopped flushing. I looked at a number of plumbers on Angi and selected Pinnacle Plumbing based on the reviews they received and because they were based locally. I contacted them and they quoted a price that I thought was fair based on the...
Pinnacle Plumbing, Inc.
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Reviewed in November 2020
This is a plumbing company that's very efficient,reliable,tested and trusted.
Fottlani Plumbing & Drain
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Reviewed in August 2020
I rarely write reviews but this one is definitely deserved. Carl is an exceptional man who is an expert in this field of environmental testing. I strongly recommend contacting him for your testing needs. He arrived with a great approach (especially with covid circumstances), relevant and...
A1 Certified Environmental
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Reviewed in February 2017
Pretty good experience. They were good. They were really knowledgeable in terms of the content that my wife needed to learn and pass the test.
Columbus Driving Academy
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Reviewed in October 2015
We had a gas leak to a my commercial building it was an emergency job. The owner Kevin rushed out to the property. He found the shut off valve and turned of there gas quickly. The next day he had 4 plumbers come and install 200 feet of gas line in one day had the lines tested by pg&e all the...
Discount Plumbing, Inc.
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Reviewed in June 2015
I'd like to start by saying that I really tried hard to resolve this so that I wouldn't have to write this negative review, but I was completely ignored and left with no other options. So, this last February, I hired a plumber named Jerome from 24/7 Rooter to switch out the existing three...
24/7 Rooter & Plumbing
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Reviewed in August 2014
It went over ok, they did good work, but overall just an okay experience, there was not much explaining of what was being tested and the guy ran a little late to the appointment. <br />
STORY PLUMBING
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Reviewed in August 2013
the toilet in this rental unit has been an issue. slower than normal flush. i had plumber (recommended by HOA PM) out last year, twice. He failed to snake out anything significant. And told me the flush was normal for low flush toilets and gave care list instruction. <br /> my tenants...
Ace Plumbing & Rooter
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Percolation Tests questions, answered by experts

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.

Federal law doesn’t require homeowners to disclose the presence of asbestos in their home, but some states and local municipalities may require it. That is why it’s important to test an older home for asbestos and other health hazards before moving forward with a sale.

Asbestos testing is conducted by collecting samples from materials suspected to contain asbestos and analyzing them in laboratories for confirmed presence.

Asbestos siding can be dangerous, but it doesn't necessarily pose a health risk if it's in good condition and left undisturbed. The danger comes from inhaling asbestos fibers, which can be released if the siding is damaged, deteriorating, crumbling, or disturbed during remodeling or repairs. Exposure to these airborne fibers can cause serious, life-threatening diseases like asbestosis (lung scarring), mesothelioma (an aggressive cancer), and other lung cancers.

If your asbestos siding is intact, the general recommendation is to leave it alone. However, if it's damaged or you plan to renovate, it's crucial to handle it safely. Due to the significant health risks and the difficulty of containing the fibers, it is not recommended to perform any asbestos work yourself. Instead, you should hire a professional asbestos removal company to inspect, repair, encapsulate, or remove the material. The presence of asbestos can also negatively impact your property's value.

When learning how to test for asbestos in a popcorn ceiling, you have an option for a DIY job or to hire a professional tester. You can purchase a kit at a hardware store and use personal protective equipment while doing the test. If you don’t want to risk any potential exposure to asbestos, hire a professional asbestos testing company instead.

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