Top-rated radon detection and reduction specialists.

Get matched with top radon detection and reduction specialists in Pateros, WA

Q: How long does it take to receive results from radon testing?

• <div><p>Results from radon testing usually take a week to process after the test period ends, with expedited services sometimes available for urgent cases.</p></div>

Q: What are the risks of radon?

• <div><p>Radon is the number one non-smoking cause of lung cancer in the United States, but it can cause some other concerning side effects in the meantime. If you have a raspy voice, chest pains, trouble breathing, difficulty swallowing, or any of the above, don&rsquo;t hesitate to perform radon testing and install a mitigation system as soon as possible.</p></div>

Q: Can I do my own radon testing?

• <div><p>It is possible to <a href="https://www.angi.com/articles/how-to-test-for-radon.htm">test for radon yourself</a> using DIY radon test kits, but these at-home test kits should never be a replacement for professional radon testing. DIY test kits can provide some information about radon exposure in your house, but your indoor temperature and humidity can affect the results, as can improper usage of the test kit. You could save yourself some money by hiring a radon professional to begin with, and when it comes to your family&rsquo;s safety, hiring an experienced professional to do the testing is usually the best option.</p></div>

Q: How long does radon testing take?

• <div><p>Short-term tests take 2-7 days, while long-term monitoring may require up to 90 days for accurate results.</p></div>

Q: Can I test air quality myself?

• <div><p>DIY kits are available for basic testing. Professional services provide comprehensive results and recommendations.</p></div>

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Verified Reviews for Radon Detection And Reduction pros in Pateros, WA

*The Angi rating for Radon Detection And Reduction companies in Pateros, WA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Radon Detection And Reduction needs.

*The HomeAdvisor rating for Radon Detection And Reduction companies in Pateros, WA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Radon Detection And Reduction needs.

Last update on November 24, 2025

Reviewed in February 2015
The entire staff and crew were clean, professional and competent. I had issues with their contract which took time to work out, but which were changed to my satisfaction. One inverter was detective upon installation and had to be replaced by SUnergy. That delayed system start up by several...
Sunergy Systems
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Reviewed in August 2014
This is the 2nd time we have used Andersen Woodworking. The first time was in 2013 for repairs (almost a rebuild) of the front porch of our home. Because that was such a good experience we felt more comfortable with the decision to knock a small room off the back of our 115 year old house and...
Andersen Woodworking & Remodeling LLC
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Reviewed in August 2013
North Star moving may be the finest movers in the world, but I will never find out. Their estimate, including full insurance, was more than double of what I paid with another moving company (which also include full insurance). Most interstate movers will base their price on their estimate of the...
NorthStar Moving Co
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Reviewed in February 2013
Being clients of Mr. Sallee was a pleasant surprise, considering the many stories of owners and builders disassociating themselves at mid-course due to irreconcilable differences. We feel we had an open and honest relationship with Mr. Sallee, who was willing to answer questions and discuss...
Shelter Craft Inc
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Reviewed in November 2004
THEY WERE UNABLE TO FIND A PERSISTENT LEAK IN THE SPA AFTER WORK WAS COMPLETED. WE HAD TO HIRE ANOTHER COMPANY TO TELL US IT WAS ESSENTIALLY THE FAULT OF THEIR LEAK DETECTING EQUIPMENT. AT THAT POINT THEY RETURNED AND FIXED THE PROBLEM.
Classic Tile & Plaster
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Find Radon detection and reduction specialists in Pateros

Cascade Radon Inc

4.94(

157

)

Cascade Radon Inc

4.94(

157

)

Customers say: Super punctual

Recommended by 99% of Angi customers

The Northwest's most experienced firm. Residential and commercial radon testing, mitigation, and system design for homes, schools, businesses. Radon-resistant design for new homes. We have been EPA-certified for over 25 years. Award winning. Radon is not a secondary endeavor for us… it’s all we do.

"Excellent from beginning to end. Very professional outfit from initial visit, quote, scheduling, work, followup. Price was reasonable, work quality went above and beyond, and radon levels dropped well below even the contractual level."

Claude S on April 2021

"Excellent from beginning to end. Very professional outfit from initial visit, quote, scheduling, work, followup. Price was reasonable, work quality went above and beyond, and radon levels dropped well below even the contractual level."

Claude S on April 2021

Environmental Testing & Research Laboratories, Inc

4.85(

347

)

Environmental Testing & Research Laboratories, Inc

4.85(

347

)

Customers say: True professional

Recommended by 93% of Angi customers

ETR Laboratories in an analytic laboratory with a broad range of commercial, industrial and individual clients. We provide analytic services using a wide variety of scientific methods including GC/MS, IC/MS, GIR, NMR and SEM equipment. We can do particle analysis, organic and inorganic chemical analysis and micro analysis on biological and other materials. Private water analysis is our specialty. Award winning. Additional DBA - Environmental Testing & Research Laboratories Inc, ETR Labs, ETR Laboratories.

"as advertised"

Nancy C on July 2018

"as advertised"

Nancy C on July 2018

Radon Detection and Reduction questions, answered by experts

Results from radon testing usually take a week to process after the test period ends, with expedited services sometimes available for urgent cases.

Radon is the number one non-smoking cause of lung cancer in the United States, but it can cause some other concerning side effects in the meantime. If you have a raspy voice, chest pains, trouble breathing, difficulty swallowing, or any of the above, don’t hesitate to perform radon testing and install a mitigation system as soon as possible.

It is possible to test for radon yourself using DIY radon test kits, but these at-home test kits should never be a replacement for professional radon testing. DIY test kits can provide some information about radon exposure in your house, but your indoor temperature and humidity can affect the results, as can improper usage of the test kit. You could save yourself some money by hiring a radon professional to begin with, and when it comes to your family’s safety, hiring an experienced professional to do the testing is usually the best option.

Short-term tests take 2-7 days, while long-term monitoring may require up to 90 days for accurate results.

DIY kits are available for basic testing. Professional services provide comprehensive results and recommendations.

The Pateros, WA homeowners’ guide to radon detection and reduction services

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

See all articles

Angi
•
Oct 20, 2025Oct 20, 2025
How Much Does Indoor Air Quality Testing Cost? [2025 Data]
Discover the average indoor air quality testing cost, what impacts pricing, and how to budget for healthier air in your home.
Angi
•
Oct 17, 2025Oct 17, 2025
How Much Does Radon Testing Cost? [2025 Data]
Find out what impacts radon testing costs, including average prices for DIY kits and professional services, so you can protect your home and budget confidently.
Dan Simms
•
Mar 11, 2025Mar 11, 2025
5 Questions to Ask About Radon Gas Abatement
Radon is a radioactive gas that can enter a home from the ground. Prepare yourself for mitigation by answering these questions before hiring a pro.
Jacqueline DeMarco
•
Dec 11, 2024Dec 11, 2024
What Is Radon Testing?
What is radon testing? Radon testing measures the presence and concentration of radon gas within indoor environments. Read on to learn more.
Kate Fann
•
Dec 4, 2024Dec 4, 2024
Radon Mitigation System Diagram: Understanding How It Works
You need to protect your home from radon, but what does a radon mitigation system look like? Check out this radon mitigation system diagram to learn how it works.
Jacqueline DeMarco
•
Nov 21, 2024Nov 21, 2024
How Long Does a Radon Fan Last?
How long does a radon fan last? Depending on the quality of the fan, usage, and maintenance, a radon fan can last five to ten years.