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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Q: Does knob and tube wiring have asbestos?

• <div><p>Knob and tube wiring is an older type of electrical wiring that's no longer used and <a href="https://www.angi.com/articles/knob-and-tube-electrical-wiring-safe.htm">generally not considered safe</a>. However, some homes still have it, or may have a knob and tube wiring system that was incorrectly modified or rigged to work with a modern electrical system. Knob and tube wiring may contain asbestos insulation, but the only way to know is to have the material professionally tested.</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: How long does it take to get results from asbestos testing?

• <div><p>Testing and analysis take 10 days to 2 weeks. Expedited services are available for urgent situations typically requiring higher fees.</p></div>

Q: What pollutants are commonly tested for?

• <div><p>Mold, VOCs, radon, carbon monoxide, and particulate matter are typically measured.</p></div>

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Verified Reviews for Percolation Testing pros in Lansing, IA

*The Angi rating for Percolation Testing companies in Lansing, IA 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 Lansing, IA 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 11, 2026

Reviewed in June 2026
We had 9 windows replaced. Windows are great. Our installers: Kyanne & Greg did an excellent job of installing and clean up. I would recommend Mad City Windows. Windows are well constructed and look beautiful.
Mad City Windows & Baths
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Reviewed in May 2025
I was impressed by the work preformed by Mark and his crew. Felling a tree is a difficult and dangerous job that professionals make appear simple. I would definitely rehire Stockyard Tree Service for any of my future need and I highly recommend them for yours! They communicate well, their...
Stockyard Tree Service LLC
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Reviewed in August 2022
We are a property management company located in GA. We have been using Jay’s services for a couple of years now. He is always on schedule, very professional and provides quality service to all the properties we have.
Jay's Tree Service
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Reviewed in July 2022
The service was quick and efficient and my windows are sparkling clean.
S&S Pro Wash
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Reviewed in March 2022
Jeremy did a great job helping us remove some remodeling waste.
Hirths Junk Removal & Hauling
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Reviewed in January 2022
He did some quality work for me and I would definitely recommend him to anyone!
Apex Specialties
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Reviewed in July 2021
Kurt of KJM is very kind and professional. He was the first plumbing service to contact us within minutes of our request. He gave us a very reasonable quote and installed our hot water heater 2 days after placing the order. He was exceptionally clean-he left my home as orderly as he found it. ...
KJM Plumbing
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Reviewed in April 2021
I definitely recommend Brian's Lawn Care & Snow Removal for all of your lawn care or snow removal needs!
Brian's Lawn Care And Snow Removal
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Reviewed in March 2021
They never showed up and as of 8 hours later have never called. Seems like I never have any luck with the people Homeadvisor says they will send.
HomeCraft Gutter Protection
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Reviewed in November 2020
Responded quickly and set up appointment. Furnace runs great now! Very friendly service. I cant rate the value for the money as I haven't gotten the bill yet!
Mezera HVAC, LLC
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Percolation Tests questions, answered by experts

Knob and tube wiring is an older type of electrical wiring that's no longer used and generally not considered safe. However, some homes still have it, or may have a knob and tube wiring system that was incorrectly modified or rigged to work with a modern electrical system. Knob and tube wiring may contain asbestos insulation, but the only way to know is to have the material professionally tested.

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.

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.

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

Mold, VOCs, radon, carbon monoxide, and particulate matter are typically measured.

The Lansing, IA homeowners’ guide to percolation testing services

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