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3 guides.
A continuous radon monitor shows your short- and long-term averages without lab fees. These are the best we found, and how to use one alongside the EPA's test-then-confirm advice.
No single gadget measures everything. Here is the order to do it in: a radon test, CO alarms, a monitor for the everyday readings, a moisture check, and a professional when the problem calls for one.
Radon testing is cheap and simple, and the EPA recommends it for every home. Here is how to do it properly, read the result, and decide whether you need mitigation.
