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TRUSTED BY GARDEN VALLEY, CA HOMEOWNERS

4.6
Average homeowner rating
268
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Verified Reviews for Percolation Testing pros in Garden Valley, CA

*The Angi rating for Percolation Testing companies in Garden Valley, 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 Garden Valley, 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 February 22, 2025

Reviewed in February 2025
They promptly arrived, evaluated the situation and completed the major part of the repair that day. They tested to ensure of the results and finished the clean up the next day . Excellent response.
New Flow Plumbing and Rooter, Inc.
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Reviewed in January 2024
We have used PMGS twice now and they have quite literally saved my life. I was suffering from mold toxicity in our current home and they abated and got rid of it and even treated a 2nd time before the warranty was up just for good measure. We used them again for mold testing and abatement on a...
Pure Maintenance Golden State, Inc.
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Reviewed in August 2022
Clay showed up on time with his equipment in great condition and ready to work. He is easy going, skilled, knowledgeable, and knows how to use his machine to its full potential.
Blue Top Excavation and Grading LLC
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Reviewed in April 2021
Carl was superb. I had never had a mold inspection performed, and he demonstrated the equipment and showed me exactly what was going to take place. I learned a lot. With such an important test, it felt wonderful dealing with such a trustworthy professional. I will highly recommend to...
A1 Certified Environmental
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Reviewed in September 2020
When a tenant came down with asthma shortly after moving into her new rental home a contractor’s assessment was the possibility of black mold buildup from a leaking bathroom pipe. Opening up the wall and area around the leak revealed the worst case scenario. Once black mold was discovered,...
Kauai Restoration & Cleaning Inc
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Reviewed in December 2018
Great guy. Answered all my questions in plain English, clearly knew his stuff, explained each test before he did it and made sure I understood just what he was looking for and why. Never felt like I was being 'lobbied' for more work. On top of all that Emil (the owner) was very...
Curtis Roberts Mold Inspection
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Reviewed in January 2018
Knowledgeable and efficient but unable to do anything significant. My system requires proprietary test equipment which is only available to their technicians.
Sun Kiss Solar
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Reviewed in December 2013
Water test with infrared to find leak
Purdy Construction
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Reviewed in June 2013
Select Environmental did a great professional job. The owner of the business has 25+ years experience in the industry and I felt comfortable that the remediation was done properly and then the air sample test confirmed this. <br />
SELECT ENVIRONMENTAL
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Reviewed in June 2013
Daniel did a great job isolating 2 issues with my pool. The 1st was the in floor system - I had plugged it off using test plugs, but these were still leaking. The 2nd issue was 2 hairline cracks in my spa - the seat underneath had become hollow due to the water leaking through the spa. <br />...
BULLSEYE LEAK DETECTION
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Percolation Tests questions, answered by experts

While asbestos can’t be directly absorbed through the skin—the fibers are too big—skin contact can still produce symptoms. Contact dermatitis can flare up in sensitive individuals but in most cases, the danger from asbestos comes from inhaling the fibers, or dust, that is produced when asbestos is disturbed. If you touch asbestos by accident, immediately wash yourself and your clothes.

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.

The cost for asbestos testing typically ranges from $400 to $800. The final price depends on several factors, including the number of samples needed, the size and age of the property, and the professional's expertise required for comprehensive testing. Larger or older properties may have higher costs.

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.

Asbestos was commonly used in cloth wiring, but not all types of cloth wiring contain it. The age, condition, and appearance of the wiring can provide clues as to whether asbestos is present or not, but the only way to know for sure if the wiring has asbestos is to have it tested.

The Garden Valley, CA homeowners’ guide to percolation testing services

From average costs to expert advice, get all the answers you need to get your job done.

See all articles

Alison Kasch
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Jul 10, 2026Jul 10, 2026
How Much Does a Perc Test Cost? [2026 Data]
Most building projects and septic installations require soil testing to ensure proper drainage. Learn how much a perc test costs and what affects costs.
Dan Simms
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Jul 9, 2026Jul 9, 2026
How Much Does Soil Testing Cost? [2026 Data]
Find out how much a soil test costs and what you get for your money with our expert guide. Know what to budget for different types of soil tests.
Mitchell Grant
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Jul 9, 2026Jul 9, 2026
What Is a Perc Test for Septic Systems and Why Is It Necessary?
A perc test for septic analyzes the absorption rate of the soil where a tank is going to be installed. Learn more about the test, cost, and passing grades.
Kate Fann
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Jul 9, 2026Jul 9, 2026
How to Test a Septic Drain Field’s Effectiveness
Learn how to test a septic drain field to ensure it’s functioning properly before encountering costly issues.
Dan Simms
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Jul 9, 2026Jul 9, 2026
When Is the Best Time to Do a Perc Test?
Not sure about the best time to do a perc test? Learn about factors that affect results and test costs to choose the ideal timing for your project.
Dan Simms
•
Jul 9, 2026Jul 9, 2026
Soil Test vs. Perc Test: Which Do You Need?
Not sure what kind of testing you need for your land? Learn about the differences between a soil test vs. a perc test and when to order each of them.