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Find Radon gas testers in Joppatowne

Avatar for NextDay Inspect
NextDay Inspect
4.9(
348
)

Serving Joppatowne, MD and surrounding areas

Approved

Super Service Award Winner

In business since 2008

Free estimates

Emergency services offered

"Excellent Water/Well Testing Service from NextDay Inspect – Highly Recommend! I recently had a water/well test done by NextDay Inspect, and I couldn’t be more satisfied with the entire process. From scheduling the appointment to receiving the results, everything was seamless and professional. Sonya, the inspector who came out, was amazing. She was punctual, thorough, and took the time to explain the entire testing process. She made sure I understood what was being tested and why, which gave me confidence in the results. The whole experience was smooth and stress-free, and I really appreciated how well everything was organized. The results were delivered quickly, and NextDay followed up to make sure I had all the information I needed. I can confidently say that NextDay Inspect provides top-tier service, and I highly recommend them for anyone needing water/well testing."
Inspections with Matthew
Inspections with Larry
Inspections with Dimitri
Inspections with Rhonda
Cracks in the Foundation- Here we find moderate cracks in the foundation, with evidence that they've been repaired before.

+744

Response time8 hrs
Response rate99%
7 neighbors recently requested a quote
Avatar for A Comprehensive Home Inspection Service, LLC
A Comprehensive Home Inspection Service, LLC
4.9(
38
)

Serving Joppatowne, MD and surrounding areas

Approved

In business since 2008

Free estimates

Warranties offered

"AWESOME. He inspected every inch of the home. Went over every detail of the inspection with me. I was truly impressed. I would definitely recommend this company."
Logo
Response time8 hrs
20 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for BK Enviromental, LLC
BK Enviromental, LLC
4.9(
17
)

Serving Joppatowne, MD and surrounding areas

Approved

In business since 1987

Free estimates

Credit card accepted

"Outstanding. Brian is thorough, honest, provides the highest rated service I have ever worked with. Doesn't over charge, I recommend to everyone who is looking to get testing done."
Response time1 day
Recommended by100%of homeowners
Avatar for Baltimore Home Specs, LLC
Baltimore Home Specs, LLC
5.0(
4
)

Serving Joppatowne, MD and surrounding areas

Approved

Warranties offered

Credit card accepted

Customers say: Quick response

Home inspection company that covers the house from top to bottom. Covering from the roof to the basement and / or crawl space. Nothing is left un turned. Also, specialize in radon, mold, and lead testing. Former Level II Thermaligist (infrared scanning). I can do it all. I am also certified through the Baltimore city and county to conduct rental inspection.

6 neighbors recently requested a quote
Recommended by75%of homeowners
Avatar for D & H Demolition, LLC
D & H Demolition, LLC
5.0(
11
)

Serving Joppatowne, MD and surrounding areas

Approved

In business since 2013

Free estimates

Emergency services offered

Leading the industry by providing a comprehensive service to residential & commercial clients in need of selective & structural demolition , hazardous material abatement and disposal , as well as mold remediation services. Call or click for your FREE estimate today!\n

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+9

Response time8 hrs
13 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for The Home Detective
The Home Detective
4.9(
47
)

Serving Joppatowne, MD and surrounding areas

In business since 1996

Free estimates

Emergency services offered

"It went very well. I HIGHLY recommend Home Detective. You can tell from the first phone contact with Robert that he knows what is doing. <br /> He was very professional on the phone and during the inspection. <br /> <br /> Robert thoroughly inspected every corner of the house and found areas of concern including gas leak, running toilet, water damage in the kitchen and much more which can be easily overlooked  <br /> <br /> More importantly, he showed me how save a lot of money on utilities bills (electric and water) and  took the time to explain every aspect of the findings. Frankly, this inspection was like a training session for me. Robert is knowledgeable and passionate about what it does. <br /> <br /> I will do business again with Robert and Highly recommend him to every one."
Recommended by97%of homeowners
Avatar for G M D Construction INC
G M D Construction INC
4.9(
98
)

Serving Joppatowne, MD and surrounding areas

In business since 1985

Free estimates

Warranties offered

"Excellent. GMD installed a system that was integrated into existing french drain, updated an existing sump pump, installed a duct fan, and sealed the entire system. They performed a smoke test to ensure air flow. Team took pains to leave behind a clean work area, were friendly, and willing to ask any and all questions. Radon following their test showed a significant drop in detected radon. Would highly recommend them to anyone requiring radon mitigation."
Recommended by98%of homeowners
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FAQs for radon gas testing projects in Joppatowne, MD

Radon is the second leading cause of lung cancer in the U.S. The gas seeps through cracks in foundations and collects in basements and other low areas. Once you breathe it in, radioactive particles lodge in lung tissue and do long-term damage. Because you can’t see or smell radon, the EPA recommends testing your home every two years—and after major renovations—to keep your family safe.

Yes—every home should be tested. The EPA advises doing it at least every two years and any time you remodel, buy, or sell. On average, one in 15 houses nationwide sits above the recommended limit, and the only way to know where yours stands is a formal test. The equipment simply measures gas levels and won’t change your indoor environment, so the process is completely harmless.

Certified radon professionals—often home inspectors or dedicated radon mitigation contractors—handle testing. These radon testing professionals follow EPA protocols and use calibrated instruments to check levels throughout your house. Hiring a certified radon specialist means results you can trust for real estate deals, insurance requirements, and, most importantly, your family’s health.

Inspectors specialize in measuring radon gas levels, while licensed mitigation contractors design and install the systems that remove it. If your test comes back high, your inspector can point you to a qualified mitigation pro who will size and install the right fan, piping, or other equipment to bring levels down.

No—standard home air purifiers don’t touch radon. They’re built to trap dust and pollen, not radioactive gas. If testing shows high levels, you’ll need a dedicated mitigation system that vents the gas from beneath your home to the outdoors. Relying on a room purifier alone won’t keep your indoor air safe.

Opening a few windows in your home might dilute radon for a short time, but the gas seeps back in as soon as they’re closed. For a lasting fix, you’ll need a professional mitigation system—often a sub-slab depressurization fan—that pulls radon from beneath the foundation and safely vents it outside.

The Joppatowne, MD homeowners’ guide to radon gas testings

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