How long does it take for asbestos to harm you?

• <div>According to the National Cancer Institute, asbestos-related diseases can take anywhere from 10 to 40 years for symptoms to appear. The health risks increase with prolonged and heavier exposure. Risk factors also include:<ul><li>Amount of exposure</li><li>Chemical makeup, size, and shape of the asbestos fibers</li><li>Length of time a person is exposed to asbestos</li><li>Genetic factors </li><li>Source of exposure (direct exposure or secondhand exposure from someone directly exposed)</li></ul></div>

Where would asbestos be in my home?

• <div><a href="https://www.angi.com/articles/how-can-i-tell-if-house-has-asbestos.htm">Asbestos</a> can be found in many building materials, especially if the materials were installed more than 20 years ago. Asbestos-containing materials (ACM) can include:<ul><li>Acoustic ceiling tiles</li><li>Furnace insulation</li><li>Home appliances</li><li>Fire-retardant clothing</li><li>Cement pipe</li><li>Pipe insulation</li><li>Wall and ceiling insulation</li><li>Vehicle brake pads</li><li>Vinyl flooring</li><li>Sprayed acoustic ceilings</li><li>Stove insulation</li><li>Patching compounds</li><li>Textured paints</li><li>Roofing shingles</li><li>Siding</li></ul></div>

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Verified Reviews for Percolation Testing pros in Monrovia, CA

*The Angi rating for Percolation Testing companies in Monrovia, 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 September 18, 2025

Reviewed in September 2025
Pool looks amazing! I couldn't ask for anything more. Chemicals tested weekly, pool inspected and thoroughly cleaned each week.
Pool Care Services
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Reviewed in February 2019
A-1 did an excellent job testing mold in my residence and explaining risk factors and potential remediation that may or not be needed. Very professional service, highly recommend!
A1 Certified Environmental
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Reviewed in December 2018
Mold Masters took several air samples. They provided us with a detailed report that indicated very high levels of mold in one particular space, although there was no visual evidence that said mold existed. Mold Masters, naturally, was happy to remediate the mold for a substantial fee. We...
Mold Masters Inc
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Reviewed in October 2017
Mike was extremely courteous and thorough with his testing. He explained how the testing device worked and the readings it produced.
Kurtis Environmental
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Reviewed in January 2017
Mr. Mere was extremely polite and knowledgeable. I was impressed with his knowledge of asbestos. His inspection was thorough and the lab results were received on time. The cost was reasonable and he didn't try to talk me into unnecessary tests or work. I highly recommend him.
Mereson Environmental Services
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Reviewed in August 2016
David from HERS RATER LA was immediately responsive when contacted, and was able to schedule given the short notice, a certification appointment within the week, which was critical since there was a pending inspection from the city inspector the week after. Prior to the...
HERS Rater LA/HouseSmart Green Solutions
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Reviewed in August 2015
William was very helpful during our asbestos crisis. He came over a few hours after we called for his service on a Friday night and quickly obtained the samples for testing. We received our results the very next morning--asbestos free! He followed up with us every step of the way and made us...
Laroue Environmental, LLC
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Reviewed in July 2015
I used Marble and Stonelife because of favorable Angie's List reviews and was not disappointed. Chris Chai is really into stone. It shows in the pride he takes in his work. Chris and his helper cleaned, polished and resealed our granite kitchen counters, replaced the caulking that was done...
Marble & Stonelife
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Reviewed in March 2015
This company is very willing to correct anything and basically did a good job. My house was built in 1927. They explained, after they started painting and when I realized they weren't doing any sanding preparation, that they couldn't sand because the paint probably contained lead. I accepted...
Foothill Painting Co., Inc
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Reviewed in September 2013
Installed a new HVAC system and was told by the city that I would need a HERS Rater Report before they can permit the system. Found Alleluia Air online and called them. David, the owner, answered and was very professional. He answered all my questions in detail and walked me through the...
Alleluia Air
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Percolation Tests questions, answered by experts

According to the National Cancer Institute, asbestos-related diseases can take anywhere from 10 to 40 years for symptoms to appear. The health risks increase with prolonged and heavier exposure. Risk factors also include:

Amount of exposure
Chemical makeup, size, and shape of the asbestos fibers
Length of time a person is exposed to asbestos
Genetic factors
Source of exposure (direct exposure or secondhand exposure from someone directly exposed)

No, but it’s common that they do. Gravity furnaces weren’t terribly efficient so wrapping either the ductwork in asbestos, the furnace itself, or both, was something done regularly. This allowed the system to retain more heat. At the time, this greatly enhanced the efficiency of the furnaces but it wasn’t until later that we became aware of just how carcinogenic and dangerous asbestos could be.

Testing and analysis take 10 days to 2 weeks. Expedited services are available for urgent situations typically requiring higher fees.

If you suspect exposure to asbestos, prioritize seeking medical advice by informing your healthcare provider about the potential exposure with clear details about the circumstances that led to the exposure. Regular health check-ups and screenings if you work in high-risk industries or live in a home with asbestos are essential for early detection of any asbestos-related conditions. You should also consider consulting occupational health experts or legal professionals for guidance on potential next steps and preventive measures.

Asbestos can be found in many building materials, especially if the materials were installed more than 20 years ago. Asbestos-containing materials (ACM) can include:

Acoustic ceiling tiles
Furnace insulation
Home appliances
Fire-retardant clothing
Cement pipe
Pipe insulation
Wall and ceiling insulation
Vehicle brake pads
Vinyl flooring
Sprayed acoustic ceilings
Stove insulation
Patching compounds
Textured paints
Roofing shingles
Siding

The Monrovia, 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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