Welcome to our Rapid RH® resource library offering informative articles and videos on a wide variety of topics related to concrete and moisture testing. While fast, accurate moisture measurement is not difficult or complex, there are some key things to know to be successful with every one of your flooring projects. So we encourage you—take time to browse our list of topics and titles. You’ll be surprised at how much you can learn here, and as your knowledge grows, so will your ability to deliver great results every time someone needs your help on a flooring project.
Guidelines, advice, and case studies for ensuring standards compliance.
10 Guidelines for ASTM F2170 Preparation and Testing
24 or 72 Hours? That Is the Question…
ASTM F2170 from 2002 to Present
ASTM F2170 Update Validates RH as the Superior Test for Concrete Moisture
Concrete Floor Moisture Measurement in Hospital Complex
Become versed in useful moisture testing how-to’s.
3 Tips to Prevent Concrete Related Callbacks; Save Your Time & Reputation
8 Reasons to Turn on Your HVAC
Concrete RH Testing: The New Standard in Australia
How Can a New Floor Fail If the Old Flooring Was Fine?
Find out why the CaCl method is NOT to be trusted.
Calcium Chloride and Relative Humidity Testing Revisited
Calcium Chloride Moisture Test vs. Relative Humidity
Calcium Chloride’s (MVER) Achilles Heel
Can Calcium Chloride Pounds Be Converted to Relative Humidity Percent?
Learn the basics about concrete, aggregates, admixtures, and more.
Concrete vs. Cement Part I
Concrete vs. Cement Part II
External Influences on Internal Concrete Moisture Condition
Technologies, devices, and techniques for fast, accurate moisture testing.
6 Different Ways to Use the Smart Logger Temp & Humidity Monitor
A Thermo-Hygrometer and Infrared Thermometer
Anatomy of the Reusable Rapid RH® 5.0
Can Rapid RH Smart Sensors be Reused or Recovered?
DataMaster App and the Rapid RH® Smart Reader
DataMaster App Tutorial
DataMaster™ (Legacy) Tutorial — Uploading to f2170Reports.com
Does the Rapid RH® Reader ever need calibration?
Easier Moisture Measurement: More Tools and Resources for You
EasyCare CalCheck RH Saturated Generator
Hammer Drill Bits Explained
Help for Flooring Professionals: Kits, Apps, Specs and More
How the RHSpec App Helps You Work Faster…and Smarter
How to Calibrate the Rapid RH® Digital pH Meter
How to Properly Drill a Concrete RH Probe Hole
How to Replace Your Rapid RH® Easy Reader Batteries
How to Replace Your Rapid RH® Smart Reader Batteries
How to Use the Rapid RH® Digital pH Meter
In-Depth Look at the Complete Flooring Kit
Installing the Rapid RH® 4.0 EX
Jason’s Rapid RH® EX Installation Video
Multi-Use vs. Single-Use Moisture Sensors
Predict RH Readings Quickly & Accurately: Temperature Correction Table
Rapid RH® 4.0 EX Complete Starter Kit
Rapid RH® 4.0 EX or 5.0 – Which One Is the Right Choice for You?
Rapid RH® and Sustainable Flooring Products
Rapid RH® Training Course Certificate Offer
Reusable or Single-Use? Rapid RH® Now Has the Smart Choice for Any Application
The Complete Line of Rapid RH® Products
The Headwinds of Change: CC Solutions Uses Rapid RH for Success
The Perfect SDS Masonry Drill Bit
The Rapid RH: Then and Now Concrete Moisture Measurement
Wagner Meters Flooring Products Preview
What’s Inside the Rapid RH® 5.0 Complete Starter Kit
What’s inside the Rapid RH® 5.0 WFP500 Kit
When to use the Rapid RH® 5.0
Useful tips and ideas for beautiful, trouble-free decorative concrete surfaces.
Learn your options, plus how to avoid common pitfalls.
Best Conditions for Faster Drying Concrete Times
Concrete Moisture Testing Myths
Dehumidification and Drying Concrete: Hurrying Up the Wait
Don’t Polish New Concrete Floor Finishes
Ensuring Your Flooring Is Installed on Dry Concrete
How can a 9-month concrete slab still be at 95% RH?
How Do I Get Concrete to Dry Faster?
How Fast Does Concrete Dry? The Million Dollar Question
How HVAC Affects Concrete Moisture Tests
How to Overcome a Wet Concrete Slab
How to Rapidly Speed Up Concrete Drying Time
How to Use Technology to More Accurately Predict Concrete Drying Times
Hydrostatic Pressure: What It Is and What It Isn’t
Never Assume Concrete Is Dry
Know its unique characteristics and how best to test for moisture.
Resources for science-based RH moisture measurement.
40%: Why Testing at the Correct Depth Is Crucial
5 Ways to Speed up Your Concrete Moisture Testing
Avoid These 5 Common Mistakes When Testing Relative Humidity in Concrete Slabs
Calcium Carbide: How NOT to Test for Concrete Moisture
Calibration for RH Testing Made Easy
Checking a Rapid RH® Sensor after Flooring Is Installed
Concrete pH Balance for the Same Price as Relative Humidity
Concrete Relative Humidity Manufacturer’s Specifications
Cost and Time Comparison of MVER & RH Testing
Discoveries in Science-Based Concrete Moisture Testing
EasyCare CalCheck: The Smart Choice for Calibration Checks
Eco-Friendly Cement: Hybrid Concrete Shows Promise, Raises Questions
Excess Moisture in Concrete? Avoid Flooring Problems with Accurate Testing
Humidity: Relative and Comparative Testing
Install Self-Leveling Products After RH Measurements
Leveling Compounds: Concrete Moisture Can Slant the Results
Mapping Out Your RH Test
Now and Then: How Flooring Has Changed in 100 Years
Reduce The Risk of Flooring Problems By Concrete Moisture Testing
Relative Humidity in Elevated Slabs
Relative Humidity Testing and the Rapid RH®
Surface Testing Group Uses Rapid RH® to Aid Contractors
The Bottom Line of RH Testing
The Pros and Cons of Concrete Floors
The Rapid RH® Test Takes Less Time Thereby Saving Costs
Warranty Strong: How RH Testing Limits Flooring Problems
When 20% Is the Right Depth for RH Testing
What you can expect with tile, vinyl, and rubber floors.
Get the low-down on why subfloor moisture matters and how to measure it.
Discover ways to maximize your success on the job.
30 Top Tools for the Concrete Construction Site
5 On the Job Tips for Relative Humidity Testing
5 Things General Contractors Need to Know about Moisture in Concrete
Do You Really Need a Vapor Retarder or Vapor Barrier?
Don’t see what you’re looking for? Please let us know. Just give us a call at 541-291-5123. We’d be happy to answer your questions, or if we don’t know the answer, help get you to someone who does. Plus we’re always looking for great new ideas for educational articles and videos. It’s just one more way we can serve you better.

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