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Why Relative Humidity Testing?
For successful flooring projects, it is crucial to measure moisture below the surface of the concrete slab. Other tests are surface-based and do not give reliable results. For example, the anhydrous calcium chloride test measures only the moisture vapor emission rate coming from the slab’s surface. It tells you nothing about the moisture condition deeper in the slab. Only the in situ relative humidity (RH) test is scientifically proven for accuracy and reliability. Learn More
3 Easy Steps to Successful RH Testing
Learn even more to ensure fast, accurate moisture test results that you and your clients can rely on.
It's easy! Here are the 3 steps you can take right away to learn how to do RH testing.
Check out our comprehensive online resource library, chock-full of useful videos, articles, and mobile apps.
Buy What You Need Online at the Rapid RH® Store!
The Rapid RH® store has everything you need for fast, accurate RH testing. You can easily and conveniently order online or give us a call toll-free at 541-291-5123. We’re here to help Monday to Friday, 7:30 am through 4:00 pm PST. Buy NowFind a Local Distributor
“The process behind the Rapid RH® is solid. We went to Rapid RH® because the accuracy is certified and it doesn’t need to acclimate past its initial point. We could stick [the sensor] in there, read it and trust it.” – J.D. Grafton, CC Solutions