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Best radon detection and reduction specialists near Milford, NH

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Top-Rated Radon detection and reduction specialists in Milford - Updated Nov 2026

Avatar for 2K Radon & Basement Services
2K Radon & Basement Services
5.0(
7
)
Radon Gas - Abatement

Serving Milford, NH and surrounding areas

Approved

Free estimates

Small jobs welcome

Credit card accepted

"Dillon was exceptional! He laid an extremely high quality 2 layer vapor barrier under my manufactured home and I couldn't be happier! He was punctual, extremely polite, and very skilled! He's tops in my book."
Radon Mitigation
Radon Mitigation
Radon Mitigation System
Radon Mitigation System
Crawlspace Encapsulation

+21

1 neighbors recently requested a quote
Avatar for Erickson Foundation Solutions
Erickson Foundation Solutions
4.1(
75
)
Radon Gas - AbatementRadon Gas - Testing

Serving Milford, NH and surrounding areas

Approved

In business since 1979

Free estimates

Emergency services offered

"The consultation appointment was setup quickly, the salesperson was genuinely nice and took time to answer all my questions. The company itself is well organized, everyone was on the same page for the whole process. The installation for our radon mitigation system went smoothly. The crew was pleasant and did a great job."
Sinking Step Repair
Settling Home Addition
Settling Slab
EZ Posts for deck addition
Foundation Crack Repair

+60

Response time1 day
7 neighbors recently requested a quote
Recommended by86%of homeowners
Radon Systems LLC
5.0(
234
)
Radon Gas - AbatementRadon Gas - Testing

Serving Milford, NH and surrounding areas

In business since 1985

Free estimates

Emergency services offered

"Radon Systems LLC did a great job. I had a radon level of around 6.5 in my basement for years, and finally decided I needed to address it. After receiving 3 quotes, I had Dave from Radon Systems come over to do the job. I initially was resigned to having the PVC pipe go up the side of my house, but Dave found a way to run the piping inside the basement and go thru the garage, with only 18" of PVC sticking up past the garage roof. Excellent! And now my radon level is around 1.0 to 1.5 all the time. The entire job took half a day, and Dave was clean, respectful and easy to work with. I absolutely recommend them."
Recommended by99%of homeowners
Avatar for Absolute Water System LLC
Absolute Water System LLC
4.7(
30
)
Radon Gas - AbatementRadon Gas - Testing

Serving Milford, NH and surrounding areas

In business since 1981

Emergency services offered

Credit card accepted

"They were the first to give us a quote and were able to come out as soon as we needed them to. Installation was smooth, and they have been good at following up to make sure the system is working. Because our radon is still slightly high, they are doing another radon test and will follow up if it comes back high yet again. We would definitely recommend them to others!"
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Additional Photos
Additional Photos
Recommended by96%of homeowners
Avatar for Rhino Radon Services
Rhino Radon Services
4.2(
9
)
Radon Gas - AbatementRadon Gas - Testing

Serving Milford, NH and surrounding areas

In business since 2014

Free estimates

Emergency services offered

"He was on time, arrived at 9am as quoted and began to install the system. The system required two suction points and a sump pit cover. The sump pit originally had a pedestal pump in place and none of the other radon companies would change the pedestal pump to a submersible pump as required for the mitigation system to function properly. Rhino Radon not only changed the pump but installed a back flow check valve to ensure proper functioning of the system. All of the other companies said we would have to employ a plumber or a handy man to get this done. Had we gone that route the closing would not have happened. Rhino Radon gladly did all the work required and didn't even break for lunch!!! He was more concerned with getting us out of the vacant house seeing we are already down the cape. The system that involved a crawl space and being vented through the garage roof was completed immaculately and the test results came back at 0.5 pCil/L. This pleased the lender and buyer and exceeded our expectations. We highly recommend Rhino Radon Services.
"
Recommended by100%of homeowners
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Radon Detection and Reduction FAQs, answered by experts

The fan that pulls the radon out of the air needs to run continuously, so you may see an increase in your electric bill once you install the mitigation system. Additionally, you may see an increase in your heating or cooling bills, as the fan can cause some loss of hot or cool air.

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

While DIY testing is possible, abatement generally requires professional installation to ensure efficacy and meet safety standards.

Options include sub-slab depressurization, crawlspace ventilation, and sealing cracks. Choose based on home construction and radon levels.

You'll need to test your home for radon after installing the mitigation system, then again every two years. If radon remains elevated, contact a licensed radon professional, either the contractor who installed the system or a different one, and have them evaluate the system. They may need to make some changes to improve its effectiveness and performance.

The Milford, NH 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.