Rapid RH® Online Resources

Here are links to a few of the many educational resources that Wagner Meters offers online to help you make informed decisions when it comes to moisture management in concrete slabs.

Please call us toll-free at 1-800-634-9961 if you don’t find what you’re looking for here. We look forward to helping you find the moisture solution that will work best for your particular situation.


Find the most current and relevant articles written by industry experts on relative humidity (RH). Learn about the advantages of RH testing, how to know when it’s safe to install your flooring, and much more.

Newsletter Archive


Our video library includes a complete Rapid RH® installation demonstration, plus information and a comprehensive training videos by Howard Kanare, former Senior Principal Scientist at CTLGroup, an independent subsidiary of the Portland Cement Association.

Installation Video
Comprehensive Webinar Hosted by Howard Kanare

Technical Information

Access additional technical information about the latest in moisture testing for concrete.

Rapid RH® Technical Info


Got questions? Check out our FAQ reference online or call us toll-free at 1-800-634-9961 if you have additional questions.

Rapid RH® FAQ

Product Information

Quick access to the Rapid RH® 4.0 EX installation manual and jobsite documentation online.

Installation Manual
ASTM F2170 Checklist
Rapid RH® Test Results Form

Social Media

Rub elbows with installers and industry leaders on our Facebook, Twitter, LinkedIn, and Forum pages. Learn what others are saying and join the discussions.

Concrete Forum

Free Apps

Download our free time-saving apps. Streamline your documenting and reporting, and find manufacturer moisture specs quickly and easily.

Rapid RH® Apps (DataMaster™, CalMaster, and RHSpec)