Radon Mitigation Directory

Radon guides

Plain-English answers for homeowners and sellers dealing with radon.

What a radon test result means for your home sale A high radon reading during the inspection period is one of the most common last-minute deal snags — and one of the most fixable. Here's how it plays out and how to keep your closing on track. Selling a house with radon: a seller's playbook Radon doesn't have to derail your sale. Testing early, understanding disclosure, and lining up a certified mitigator ahead of time put you in control. How a sub-slab depressurization system works The standard radon fix is quieter and simpler than most homeowners expect. Here's what actually gets installed. Passive vs. active radon systems Both move radon out of your home, but they're not equally reliable. Here's how to tell which one you have — and which one you need.