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

*The Angi rating for Radon Detection And Reduction companies in Vancouver, 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 Vancouver, 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 March 31, 2026

Find Radon detection and reduction specialists in Vancouver

Really Fast Rapid Radon Remediation
4.7(
30
)
Radon Gas - Abatement

Serving Vancouver, WA and surrounding areas

Approved

In business since 2010

Free estimates

Credit card accepted

"Stu and Tom took care of our radon needs to get our home ready for sale. The communication was excellent. The finished product was fantastic and I’m sure the new owners will love the system. Very fast in and out on a short window of time we had. Thank team. I’d hire again for sure"
Response time9 hrs
1 neighbors recently requested a quote
Recommended by96%of homeowners
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Avatar for Alpha Environmental Services Inc
Alpha Environmental Services Inc
4.7(
134
)
Radon Gas - AbatementRadon Gas - Testing

Serving Vancouver, WA and surrounding areas

Approved

In business since 2002

Free estimates

Warranties offered

"From initial inspection to mitigation was about a week. Technician were punctual and finished within time estimated."
Heating Oil Tank
Radon Reduction System
Removal of Underground Tank
Response time1 day
Response rate100%
Recommended by85%of homeowners
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Avatar for Rose City Laboratories, LLC
Rose City Laboratories, LLC
5.0(
2
)
Radon Gas - Testing

Serving Vancouver, WA and surrounding areas

Approved

In business since 2012

Free estimates

Small jobs welcome

Science First. We are experts in our field and we will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business.

Response time2 days
Response rate90%
Recommended by100%of homeowners
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Avatar for John's Waterproofing Co.
John's Waterproofing Co.
4.0(
71
)
Radon Gas - AbatementRadon Gas - Testing

Serving Vancouver, WA and surrounding areas

Approved

In business since 1974

Free estimates

Warranties offered

"This work crew of Lupe, Waldo, and Rene did an OUTSTANDING job; this is hard work, these (3) dedicated hombres did an incredible job for us. We are so grateful for these three men. I easily recommend this crew to you, very reliable, honest, trustworthy and friendly. Best in the Business. Muchas gracias amigos!!! We love these guys!"
Encapsulation System
Before Encapsulation
Before Interior Drain System
After Interior Drain System
Finished basement

+38

Response time6 hrs
217 neighbors recently requested a quote
Recommended by93%of homeowners
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Avatar for Propertyexam
Propertyexam
4.6(
18
)
Radon Gas - AbatementRadon Gas - Testing

Serving Vancouver, WA and surrounding areas

In business since 1986

Free estimates

Emergency services offered

"Everything has gone well. I have always received a quick response from him within the same day. He knows his stuff and educated me on a few things as well. He is definitely a great guy to work with."
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+4

Recommended by100%of homeowners
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Radon Detection and Reduction questions, answered by experts

The cost for a radon mitigation system typically ranges from $800 to $1,500, with an average around $1,000. The final price depends on several factors, including the size of your home, the severity of the radon issue, and the type of system required. Your home's foundation type also significantly impacts the cost. For example, sealing and ventilating an unfinished basement might cost around $4,600, while encapsulating a crawl space without a foundation slab can range from $1,500 to $15,000.

Your radon mitigation system may be loud because it’s time to replace it. Any sounds are usually from the inline fan that helps create the vacuum and resulting airflow. If you hear a new, loud mechanical or humming noise from your radon fan, it might be time to replace it. Most fans used in radon mitigation systems last up to 10 years, but may need to be replaced sooner.

Installation typically takes 1-2 days, depending on the system and property layout.

Use a radon test kit or hire professionals to conduct a detailed assessment of radon levels in your home.

Mitigation reduces radon levels, protecting your health and complying with safety standards.

The Vancouver, 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.

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