Understanding Radon: A Homeowner's Guide
- Honor Radon Mitigation

- Jun 18
- 4 min read
Updated: Jul 6
What Is Radon and Why Should You Care?
Radon comes from the natural breakdown of uranium in soil, rock, and water. It moves up through the ground and into the air. When radon enters your home, it can build up to dangerous levels. The Environmental Protection Agency (EPA) says radon is the second leading cause of lung cancer in the United States, right after smoking.
Radon usually gets into homes through cracks in the foundation, gaps around pipes, or openings in the floor. It can be especially high in basements and lower levels because radon is heavier than air and tends to settle low.
Testing your home for radon is the first step. You can buy a radon test kit at hardware stores or online. These kits are easy to use and give you a clear idea if radon is a problem in your home.

Can You Fix Radon Yourself?
The short answer is: it depends. Some homeowners try simple fixes like sealing cracks and improving ventilation. These steps can help reduce radon levels but often don’t solve the problem completely.
Sealing Cracks and Openings
Sealing cracks in your foundation, walls, and floors can reduce the amount of radon entering your home. Use caulk or specialized sealants designed for concrete and masonry. This is a low-cost, easy step you can do yourself.
Keep in mind, sealing alone usually won’t lower radon to safe levels. Radon can still seep through tiny gaps or porous materials.
Improving Ventilation
Increasing airflow in your basement or crawl space can help lower radon levels. You can open windows, use fans, or install vents to bring in fresh air and push radon out.
This method works best in mild weather and when radon levels are only slightly above the EPA’s recommended action level of 4 picocuries per liter (pCi/L).
Using Radon Reduction Products
There are some products designed for radon reduction that homeowners can install themselves. For example, the RadonAway RP145 Sump Fan is a popular choice for radon mitigation in sump pits. It helps vent radon gas from beneath your home safely outside.
The RadonAway RP145 Sump Fan is a compact, quiet fan that fits into sump pump pits. It pulls radon gas out before it can enter your living space. You can learn more about it here.
While this product is designed for DIY installation, it requires some basic electrical and plumbing skills. If you’re comfortable with those, it can be a good option.

When Should You Call a Professional?
Radon mitigation can be tricky. If your radon levels are high or if your home has a complex foundation, a professional can design and install a system that works best for your situation.
Professionals use methods like sub-slab depressurization, which involves installing pipes and fans to pull radon from under your home and vent it outside. This method is the most effective and reliable way to reduce radon.
For example, Honor Radon Mitigation offers expert radon removal services in Iowa City and surrounding areas. They have the experience and equipment to handle any radon problem safely and efficiently. You can check their services here.
Trying to install a full radon mitigation system yourself can be risky. Mistakes can lead to higher radon levels or damage to your home’s structure.
Comparing DIY and Professional Radon Mitigation
| Aspect | DIY Fixes | Professional Mitigation |
|-------------------------|--------------------------------------|-----------------------------------------|
| Cost | Lower upfront cost | Higher upfront cost |
| Effectiveness | May reduce radon slightly | Usually reduces radon to safe levels |
| Skill Required | Basic home repair skills | Specialized training and equipment |
| Time | Can be done on your schedule | May require scheduling and inspections |
| Long-term Safety | Less reliable | More reliable and guaranteed |
If you want to try some DIY steps first, start with sealing cracks and improving ventilation. Use a radon test kit to check if levels drop. If radon remains high, it’s best to call a professional.
Tips for Homeowners in Johnson and Linn Counties
Radon levels vary by location. In Iowa, radon is a common problem because of the soil composition. Testing your home regularly is important.
If you’re buying a new home, ask for radon test results or have the home tested before closing. If you’re selling, consider testing and fixing radon issues to protect buyers.
Remember, radon is a health risk you can’t ignore. Taking action early keeps your family safe.

Final Thoughts on Fixing Radon Yourself
You can take some steps to reduce radon in your home without a professional. Sealing cracks, improving ventilation, and using products like the RadonAway RP145 Sump Fan can help.
Still, radon is a serious issue. If your radon levels are above 4 pCi/L or if you want peace of mind, hiring a professional is the safest choice. They have the tools and knowledge to fix radon problems for good.
Remember, your home should be a safe place. Don’t wait to test for radon and take action. If you need help, companies like Honor Radon Mitigation are ready to support you.
Taking care of radon now means a healthier home for years to come.
Understanding the Importance of Radon Testing
Radon testing is crucial for every homeowner. It’s not just about fixing a problem; it’s about ensuring your home is safe. Regular testing can help you stay ahead of potential issues.
The Process of Testing for Radon
Testing for radon is straightforward. You can use short-term or long-term test kits. Short-term tests take a few days, while long-term tests provide a more comprehensive view over several months.
What to Do After Testing
If your test results show high radon levels, don’t panic. There are solutions available. You can start with DIY methods, but be prepared to call professionals if needed.
The Role of Ventilation in Radon Control
Proper ventilation is key in controlling radon levels. It’s essential to keep air flowing in your home. This can help reduce radon concentrations, especially in areas where radon tends to accumulate.
Conclusion: Taking Action Against Radon
In conclusion, radon is a serious concern for homeowners. Understanding how it enters your home and the risks it poses is vital. Whether you choose to tackle radon mitigation yourself or hire professionals, taking action is essential.
By being proactive, you can ensure your home remains a safe and healthy environment for you and your family. Don’t hesitate to reach out for help if you need it. Together, we can make our homes safer.



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