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Verified Reviews for Radon Detection And Reduction pros in Four Lakes, WA
*The Angi rating for Radon Detection And Reduction companies in Four Lakes, 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 Four Lakes, 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 October 26, 2025
Find Radon detection and reduction specialists in Four Lakes

RADON TESTING & MITIGATION SOLUTIONS LLC
RADON TESTING & MITIGATION SOLUTIONS LLC
RADON TESTING & MITIGATION SOLUTIONS is a locally Veteran owned and operated company that values honesty and integrity in all aspects of our business. Our dedicated team of professionals have over 20 years of hands on experience, to provide innovative ideas and suggestions tailored to your projects. Our services are customized to your individual needs, paying close attention to the details of each project that we are involved with. Please feel free to contact us today!
"Professional,courteous,prompt,good work and price"
Chris B on September 2025
RADON TESTING & MITIGATION SOLUTIONS is a locally Veteran owned and operated company that values honesty and integrity in all aspects of our business. Our dedicated team of professionals have over 20 years of hands on experience, to provide innovative ideas and suggestions tailored to your projects. Our services are customized to your individual needs, paying close attention to the details of each project that we are involved with. Please feel free to contact us today!
"Professional,courteous,prompt,good work and price"
Chris B on September 2025

Pure Maintenance of Washington
Pure Maintenance of Washington
We are certified friendly professionals. Something not many people know is that numerous chronic illnesses can be caused by unhealthy conditions in our homes. Mold spores and micro toxins origininating from a mold source anywhere in the home will fill the home without warning. By breathing these nasty invaders they get into the bloodstream and wreak havoc. However, we are here to reclaim your home and health using our patented, EPA approved, dry fog technology. We eliminate mold, bacteria, viruses and toxins everywhere in your home without any demolition. In just a matter of hours we can take care of your problem and restore your home or business back to complete health. Our technology stands head and shoulders above traditional mold remediation and comes with an industry leading 12 month guarentee. No job is too big or too small.
"Great! Pure Maintenance was friendly and professional. They did a great job and even checked in afterwards to make sure we were happy with their work."
Megan T on July 2021
We are certified friendly professionals. Something not many people know is that numerous chronic illnesses can be caused by unhealthy conditions in our homes. Mold spores and micro toxins origininating from a mold source anywhere in the home will fill the home without warning. By breathing these nasty invaders they get into the bloodstream and wreak havoc. However, we are here to reclaim your home and health using our patented, EPA approved, dry fog technology. We eliminate mold, bacteria, viruses and toxins everywhere in your home without any demolition. In just a matter of hours we can take care of your problem and restore your home or business back to complete health. Our technology stands head and shoulders above traditional mold remediation and comes with an industry leading 12 month guarentee. No job is too big or too small.
"Great! Pure Maintenance was friendly and professional. They did a great job and even checked in afterwards to make sure we were happy with their work."
Megan T on July 2021
FNH Inspections
FNH Inspections
Whether you are buying or selling a home, having a professional home inspection from FNH Inspections LLC will give you peace of mind and assist you in a fair and smooth transaction. We have been trusted by home buyers to help them make informed buying decisions. Our home inspections typically range from 3-4 hours long depending on the size of the house and you are invited to follow along with your inspector as they perform their inspection. Our program has been designed to assure you a thorough, easy to understand overview of the conditions of the home you are about to purchase. Buying a home is not something you do every day and we provide the information you need for peace of mind. We are locally owned and veteran operated. Serving the Inland Northwest one inspection at a time.
Whether you are buying or selling a home, having a professional home inspection from FNH Inspections LLC will give you peace of mind and assist you in a fair and smooth transaction. We have been trusted by home buyers to help them make informed buying decisions. Our home inspections typically range from 3-4 hours long depending on the size of the house and you are invited to follow along with your inspector as they perform their inspection. Our program has been designed to assure you a thorough, easy to understand overview of the conditions of the home you are about to purchase. Buying a home is not something you do every day and we provide the information you need for peace of mind. We are locally owned and veteran operated. Serving the Inland Northwest one inspection at a time.
Fortress Home Inspections
Fortress Home Inspections
Residential and commercial inspections. Including Pest, Radon, Water, Asbestos, and Lead testing
Residential and commercial inspections. Including Pest, Radon, Water, Asbestos, and Lead testing
Affordable Restoration
Affordable Restoration
I have 20 plus years in mold/water damage. I always work with the costumers on price and payments.
I have 20 plus years in mold/water damage. I always work with the costumers on price and payments.
Vargas Property Inspection Services
Vargas Property Inspection Services
Residential and Commercial Inspections, Radon, Environmental, Mold, Pools/Spas, Manufactured Homes, Termites, Sprinklers, Burglar Alarms
Residential and Commercial Inspections, Radon, Environmental, Mold, Pools/Spas, Manufactured Homes, Termites, Sprinklers, Burglar Alarms

Walker Home Inspections
Walker Home Inspections
Whether you're buying or selling a home, having a professional home inspection from a leading home inspection company will give you peace of mind and assist you in a fair and smooth transaction. Walker Home Inspections is the premier home inspection company in the Spokane area. We have been trusted by home buyers to help them make informed buying decisions. Our home inspections typically range from 2-3 hours long depending on the size of the house and you are invited to follow along with your inspector as they perform their inspection.
Whether you're buying or selling a home, having a professional home inspection from a leading home inspection company will give you peace of mind and assist you in a fair and smooth transaction. Walker Home Inspections is the premier home inspection company in the Spokane area. We have been trusted by home buyers to help them make informed buying decisions. Our home inspections typically range from 2-3 hours long depending on the size of the house and you are invited to follow along with your inspector as they perform their inspection.
Evergreen Property Inspection LLC
Evergreen Property Inspection LLC
Cost is determined by the job. Square Footage, Detached Structures, Crawlspaces, and Age. Radon Testing etc ....please enquire about specific pricing. Fee paid upon completion of physical Inspection.
"Excellent! Evergreen was the most thorough home inspection I’ve experienced and Sean was very helpful and took the time to review all of our concerns from the inspection together. Many thanks!"
Thomas C on September 2019
Cost is determined by the job. Square Footage, Detached Structures, Crawlspaces, and Age. Radon Testing etc ....please enquire about specific pricing. Fee paid upon completion of physical Inspection.
"Excellent! Evergreen was the most thorough home inspection I’ve experienced and Sean was very helpful and took the time to review all of our concerns from the inspection together. Many thanks!"
Thomas C on September 2019

Premier Basement Systems
Premier Basement Systems
Premier Basement Systems is a full service construction company. We can complete any project big or small and specialize in Basement Waterproofing, Crawl Space and Foundation Repair, as well as Mold Abatement, and Radon Testing and Mitigation. We are fully licensed in both Washington and Idaho and are the exclusive dealer of Basement Systems, Inc products. We offer free estimates and inspections and will be happy to answer any questions you my have.
"It was great. Have recommended to friends and they have used as well."
Jim C on June 2018
Premier Basement Systems is a full service construction company. We can complete any project big or small and specialize in Basement Waterproofing, Crawl Space and Foundation Repair, as well as Mold Abatement, and Radon Testing and Mitigation. We are fully licensed in both Washington and Idaho and are the exclusive dealer of Basement Systems, Inc products. We offer free estimates and inspections and will be happy to answer any questions you my have.
"It was great. Have recommended to friends and they have used as well."
Jim C on June 2018
CDA Inspectors
CDA Inspectors
North Idaho's most certified Home Inspection Team, providing Residential and Commercial Inspections, plus mold testing and analysis. See also PistolProf.com
"Jeanne is AMAZING! We hired the CDA Inspectors to inspect the house we are currently under contract with; Jeanne was thorough, very observant, so easy to work with and listened to our concerns. The report she sent was very detailed to include recommendations for the issues she uncovered. 47 pages of detailed information leaves little to the imagination so kudos to a nice in-depth look on things we needed to know. Thank you so, so much, Jeanne for alleviating my anxieties and for your most professional, superb and genuine care service!! HIGHLY RECOMMEND!"
Marlo W on July 2020
North Idaho's most certified Home Inspection Team, providing Residential and Commercial Inspections, plus mold testing and analysis. See also PistolProf.com
"Jeanne is AMAZING! We hired the CDA Inspectors to inspect the house we are currently under contract with; Jeanne was thorough, very observant, so easy to work with and listened to our concerns. The report she sent was very detailed to include recommendations for the issues she uncovered. 47 pages of detailed information leaves little to the imagination so kudos to a nice in-depth look on things we needed to know. Thank you so, so much, Jeanne for alleviating my anxieties and for your most professional, superb and genuine care service!! HIGHLY RECOMMEND!"
Marlo W on July 2020
The Four Lakes, 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.
•Discover the average indoor air quality testing cost, what impacts pricing, and how to budget for healthier air in your home.
•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.

Can a homeowner install a radon mitigation system? While some parts of the project are fine for DIY, you should leave the meat of the task to a licensed professional.

What is radon testing? Radon testing measures the presence and concentration of radon gas within indoor environments. Read on to learn more.

The cost of a radon mitigation system depends mostly on the type of system being installed. Use this guide to learn about your options.

How long does a radon mitigation system last? A properly installed and maintained system can last 20 years or more, but various issues can reduce the life span.
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- 🌱 "Mow a small front yard"
- 🛠 "Fix a leaking pipe under the sink"
- 🏠 "Repair shingles on an asphalt roof"


