Resources
Learn About Radon
Plain-language guides to help Canadian homeowners understand radon, testing, and how to protect their families.
Radon Levels in Canadian Cities: Which Have the Most Radon?
How many homes have high radon in your city? Figures for 41 Canadian cities and every province from the 2024 Cross-Canada survey.
Read article →Airthings Corentium Home 2: Canadian Buying Guide
The Corentium Home 2 adds Bluetooth and humidity to Canada's most popular radon monitor. What changed, what it costs, and when the original is the better buy.
Read article →Airthings vs Aranet: Which Radon Detector to Buy
Airthings and Aranet make the two most popular battery-powered radon monitors in Canada. Here is the honest difference, and which one suits your situation.
Read article →Aranet RN+ Radon Detector: Canadian Buying Guide
The Aranet RN+ has the tightest published accuracy of any consumer radon monitor tested in Canada. What that buys you, what it costs, and who should skip it.
Read article →Best Radon Test Kits in Canada (2026)
A mail-in radon test kit costs $30 to $60 and gives the long-term average Health Canada guidance is built around. How to choose one and place it properly.
Read article →C-NRPP Approved Radon Detectors: The Full List
Six consumer radon monitors have passed C-NRPP performance testing in Canada. The full list, what approval actually means, and what it does not cover.
Read article →How to Hire a Radon Professional in Canada
C-NRPP certification is the minimum bar for any radon contractor in Canada. Here's how to find, vet, and hire the right professional for your home situation.
Read article →Radon in Toronto: What GTA Homeowners Need to Know
Toronto's radon risk is lower than most Canadian cities but real. About 1 in 22 GTA homes exceeds Health Canada's 200 Bq/m³ action level. Here's what to know.
Read article →Radon in Winnipeg: Levels, Risk & What Homeowners Should Do
Radon in Winnipeg is a serious concern. About 2 in 5 Winnipeg homes exceed Health Canada's 200 Bq/m³ action level, more than twice the national rate.
Read article →Radon in Edmonton: Levels, Risks & What to Do
Edmonton has the highest average indoor radon of Canada's largest cities at 106 Bq/m³. About 1 in 6 homes exceeds Health Canada's 200 Bq/m³ action level.
Read article →Radon in Ottawa: Levels, Risk Areas & What to Do
Radon in Ottawa is higher than most Ontarians expect. About 1 in 6 homes in the Ottawa area exceeds Health Canada's 200 Bq/m³ action level. Here's what to do.
Read article →Radon in Calgary: Levels, Risk Factors & What to Do
Calgary has above-average radon risk. About 1 in 8 homes exceeds Health Canada's action level. Here's what the data shows and what Calgary homeowners should do.
Read article →What Is Radon? The Complete Guide for Canadian Homeowners
Radon is a colourless, odourless radioactive gas that causes 3,200 lung cancer deaths in Canada each year. Learn what it is, where it comes from, and what to do about it.
Read article →Best Radon Detectors in Canada 2026
Comparing the top radon monitors available in Canada in 2026: C-NRPP approval status, accuracy, display types, and which one to buy for your situation.
Read article →How Long Does Radon Mitigation Take?
From booking a contractor to confirmed low radon levels, here's the realistic timeline for getting a radon mitigation system installed in Canada.
Read article →Radon Health Risks: What Every Canadian Homeowner Should Know
Radon is the second leading cause of lung cancer in Canada. Here's what the science says about exposure risk, safe levels, and who is most at risk.
Read article →DIY Radon Testing vs. Hiring a Professional: Which Is Right for You?
DIY test kits and professional radon testing both have their place. Here's how to choose the right option for your situation.
Read article →Government Rebates for Radon Mitigation in Canada
Some provinces offer rebates to offset the cost of radon mitigation. Here's what's currently available in Canada and how to apply.
Read article →How to Interpret Your Radon Test Results
Got your radon test back? Here's exactly what your number means, what the Canadian guidelines say, and what to do next.
Read article →Radon and Real Estate: What Home Buyers and Sellers Need to Know
Radon is one of the most overlooked factors in Canadian home transactions. Here's what buyers and sellers need to know before closing a deal.
Read article →Radon in Condos and New Builds: What You Need to Know
Many Canadians assume condos and new construction are radon-free. They're not. Here's what owners of newer homes and condos need to know.
Read article →Radon Levels by Province: A Canadian Guide
Radon risk varies dramatically across Canada. Here's what the data shows for each province and territory, and what it means for you.
Read article →How Much Does Radon Testing and Mitigation Cost in Canada?
Know what to expect before you hire anyone. Radon testing costs $30–$300. Mitigation runs $1,500–$3,000+ for most Canadian homes. Here's what affects the price.
Read article →Free Radon Tools
Interactive tools to help you understand your situation and take action.
DIY Test Kits & Monitors
Compare mail-in kits, digital monitors, and mitigation supplies with buying guides.
Find a Certified Professional
Browse C-NRPP certified radon testing and mitigation professionals near you.