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>

Get matched with top percolation testing pros in Jefferson, IA

Q: How are samples collected during testing?

• <div><p>Through air sampling devices and surface swabs in key areas of concern.</p></div>

Q: Is asbestos cancerous?

• <div><p>Asbestos is absolutely cancerous. In fact, around 4% of all lung cancer cases are the result of asbestos exposure. This is why we recommend a full, professional removal and cleaning of any asbestos found in your home. If you are unsure whether there is any present, you should call a pro who will inspect your property.</p></div>

Q: Do bathroom tiles have asbestos?

• <div><p>Bathroom tiles can contain asbestos, just the same as patio tiles or kitchen tiles. Remember that asbestos was used primarily for its insulative and fire-resistant properties, both of which are desired in a house. Before we knew asbestos caused cancers and other diseases, it made a lot of sense to include it in many different building materials, including bathroom tiles.</p></div>

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>

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Verified Reviews for Percolation Testing pros in Jefferson, IA

*The Angi rating for Percolation Testing companies in Jefferson, 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 Jefferson, 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 March 01, 2026

Reviewed in March 2026
We had a walk-in shower put in place of an outdated tub and tile surround. The process was painless from start to finish and we are very pleased with the results! They even put down covering on our floors and stairs so as not to damage anything! Honestly, wish we had this done sooner!
Mad City Windows & Baths
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Reviewed in December 2025
Prompt pro service, they asked questions 1st to make sure what we wanted, they brought the proper equipment and they were able to do a wonderful job, I would recommend them Great attitudes and know my best friend! Hopefully others will see this review and use they for there job
R&M Landscaping and Junk Removal
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Reviewed in February 2025
Great job. Efficient and better than expected. Very proffesional
C&C Stump Grinding, LLC
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Reviewed in June 2023
Theyâ ll give you the quote and payment options before anything is set in stone. Lol
Foundation Recovery Systems
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Reviewed in February 2023
Very well done job. Good detail.
Baldwin Garage Doors and Gates
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Reviewed in January 2023
This company was so wonderful to work with! I had a duct issue needing immediate attention and they had it scheduled within hours, a contract sent and job completed within 24 hours! The workmanship and customer service was top notch! I am so thankful I found this company!
Duct Defense Midwest
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Reviewed in December 2022
Anna took away some appliances, and I would recommend them.
Geo Villa Services, LLC
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Reviewed in November 2022
Very Professional, efficient,fast, and friendly, Thank you very much for all your hard work. We definitely have your number.
Sloan Plumbing Heating and AC
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Reviewed in September 2022
Anita was great. Kept me informed of every step. The guys showed up and went to work. It was fun to watch. I like young and respectful people. This company has both.
Orellana Construction LLC
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Reviewed in July 2022
Work done in timely manner! Very friendly and easy to work with. Would highly recommend
Freedom Renovators Radon - Handyman
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Percolation Tests questions, answered by experts

Through air sampling devices and surface swabs in key areas of concern.

Asbestos is absolutely cancerous. In fact, around 4% of all lung cancer cases are the result of asbestos exposure. This is why we recommend a full, professional removal and cleaning of any asbestos found in your home. If you are unsure whether there is any present, you should call a pro who will inspect your property.

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.

Bathroom tiles can contain asbestos, just the same as patio tiles or kitchen tiles. Remember that asbestos was used primarily for its insulative and fire-resistant properties, both of which are desired in a house. Before we knew asbestos caused cancers and other diseases, it made a lot of sense to include it in many different building materials, including bathroom tiles.

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.

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