Radon Testing and Mitigation Services Ottawa

Professional Radon Testing in Ottawa to Protect Your Home and Health

Radon is a radioactive gas that poses significant health risks when present at elevated levels in your home. In Ottawa, understanding and addressing the radon problem is critical for ensuring a safe living environment. At John The Plumber, our certified radon contractors offer reliable radon testing, mitigation, and reduction services tailored to your needs.

Whether you’re concerned about radon gas levels or want to ensure your new home meets Health Canada’s guidelines, our radon experts are here to help.

We stand behind the quality of our radon mitigation systems with a 2-year warranty on all installations, giving you peace of mind and confidence in our commitment to excellence.

Our Radon Services in Ottawa

Radon Testing Services

Accurate radon testing is the first step in addressing potential health risks. Our certified radon contractors provide:
All tests comply with Health Canada and World Health Organization guidelines, ensuring accuracy and reliability.

Radon Mitigation and Reduction

If high radon levels are detected, our radon experts design and implement effective mitigation systems to reduce radon levels. Services include:

Our goal is to help you achieve safe radon gas levels, protecting your family from long-term exposure risks. Our commitment to reducing radon levels ensures that your home remains safe and compliant with health standards.

New Home Radon Solutions

Building a new home in Ottawa? It’s essential to consider radon prevention and plumbing services during construction. Our radon contractors work with builders to:

Post-Mitigation Verification Testing

After a radon mitigation system is installed, it’s essential to confirm its effectiveness. Our team conducts follow-up radon testing to ensure levels have been successfully reduced to safe limits, offering you peace of mind and compliance with Health Canada standards.

Commercial Radon Services

Radon gas doesn’t just impact homes; it can also pose risks in workplaces and commercial properties. We provide comprehensive radon testing and mitigation services for offices, retail spaces, and other commercial buildings in Ottawa, ensuring a safe environment for employees and customers.

Real Estate Radon Testing

Planning to buy or sell a home? Our specialized real estate radon testing services deliver fast and accurate results, helping buyers and sellers address radon concerns and comply with disclosure requirements during property transactions.

Why Address Radon Gas in Ottawa?

Health Risks of Radon Exposure

Radon exposure is a leading cause of lung cancer among non-smokers, according to the World Health Organization. While radon is present in low concentrations outdoors due to atmospheric mixing, it can accumulate to dangerous levels indoors. Prolonged exposure to high radon gas levels increases the risk of respiratory issues, especially for those with underlying health conditions.

Why Choose Our Radon Services in Ottawa?

Certified Radon Experts

Our team consists of trained professionals with extensive experience in radon testing and mitigation. We follow Health Canada and World Health Organization guidelines to ensure your home meets the safety standards for radon exposure. From conducting a short-term test to long-term monitoring, we use precise methods to measure radon gas levels and identify risks.

Advanced Techniques

We employ cutting-edge tools and proven techniques to address any radon problem effectively. Whether radon enters your home through cracks in the foundation, sump pumps, or gaps in construction, we design tailored solutions to reduce radon concentrations. By installing systems that meet the Canadian guidelines of 200 becquerels per cubic meter, we help safeguard your family from long-term health risks like lung cancer caused by prolonged exposure to this radioactive gas.

Local Knowledge

Ottawa’s unique geological factors make it a region with varying radon risks. Our deep understanding of local soil composition and building structures allows us to determine how radon gas moves through the environment and enters homes. From basements to the lowest floor of your property, we can pinpoint high-risk areas and ensure your mitigation system works effectively.

Customer-Centric Approach

We prioritize your safety, satisfaction, and peace of mind. Every project begins with an in-depth consultation to explain the risks of radon exposure and the steps to reduce high radon levels. We in believe providing clear information about the process from initial radon testing to post-mitigation verification. Our customer-focused approach ensures that you’re informed and confident every step of the way.
By choosing our radon services, you’re investing in the health and safety of your home or business. Let us help you breathe easier, knowing your indoor air quality is protected from the dangers of radon gas.

Areas We Serve in Ottawa

Our radon services are available across Ottawa, including:

Central Ottawa: The Glebe, Centretown, Westboro.

East Ottawa: Orleans, Gloucester, Blackburn Hamlet.

West Ottawa: Kanata, Stittsville, Bells Corners.

South Ottawa: Barrhaven, Riverside South, Greenboro.

Beyond Ottawa: Rockland, Cumberland, Clarence.

Protect your home and loved ones from the dangers of radon gas. Schedule radon testing or mitigation services with our certified contractors today.

What Ottawa Homeowners Are Saying About Our Services in Ottawa

ExcellentGoogle star 1Google star 2Google star 3Google star 4Google star 54.82572 reviews
4.8Google star 1Google star 2Google star 3Google star 4Google star 5
Excellent2572 reviews
Posted on Google Google
Benoit Gillis profile picture
Benoit Gillis
14 September 2026
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Tomas was great and very professional. Provided me all the details needed, and completed the toilet re-installation efficiently.
Posted on Google Google
Gaetan Brisson profile picture
Gaetan Brisson
14 September 2026
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Excellent service from Owen. Snaked drain. Prompt service! Thank you!
Posted on Google Google
Brenda Brisson profile picture
Brenda Brisson
14 September 2026
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Very pleased with Owen Cameron's quick response to our call of a clogged drain this morning! Adam was very polite, friendly, and knowledgeable! We would not hesitate to calling him again for our plumbing needs! I would definitely give him a 10/10
Posted on Google Google
Jeanne profile picture
Jeanne
12 September 2026
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Alex was professional and courteous. The whole process was a breeze. Would highly recommend.
Posted on Google Google
Ella Atlas profile picture
Ella Atlas
11 September 2026
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Owen was amazing. He did a great job installing a battery backed sump pump. He was a pleasure to work with considerate and professional.
Posted on Google Google
26dbacks26 profile picture
26dbacks26
10 September 2026
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Very efficient, professional service. Vaughn (our plumber) clearly cares about his service and work. I highly recommend John the Plumber.
Posted on Google Google
Sebastian Major profile picture
Sebastian Major
10 September 2026
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Alex was extremely helpful. He gave me a good overview of my options and did not pressure me into any unnecessary work. I would use these guys again.
Posted on Google Google
Angie Delisle profile picture
Angie Delisle
10 September 2026
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
He was kind, answered all my questions and very nice
Posted on Google Google
Jean-Pierre Poirier profile picture
Jean-Pierre Poirier
10 September 2026
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
On time, courteous, clean job, professional
Posted on Google Google
Shelly Arsenault profile picture
Shelly Arsenault
9 September 2026
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
Brandon (and team) did an amazing job from start to finish replacing our condos old galvanized pipes. There were a lot of moving parts for this job (as it was for 7 units,) but they made it feel seamless. This is the second job that Brandon has done for our specific unit and he is now on speed dial for all our plumbing needs. 👍👍

Frequently Asked Questions

What is radon, and why is it dangerous?

Radon is a radioactive gas that forms naturally from uranium decay in soil and rocks. Long-term exposure to high levels can increase the risk of lung cancer.

How can I tell if my home has high radon levels?

Radon testing is the only way to determine radon levels. Our team provides both short-term and long-term testing options to identify potential risks.

What is the acceptable radon level in Canada?

Health Canada recommends taking action if radon levels exceed 200 becquerels per cubic meter (Bq/m³).

Can radon levels be reduced effectively?

Yes, radon mitigation systems like sub-slab depressurization can significantly reduce radon concentrations.

Is radon testing necessary in new homes?

Yes, even new homes can have high radon levels. Testing ensures compliance with the Canadian guideline for radon safety.