3 Key Lessons about Moisture from an Old Concrete Floor

3 Key Lessons about Moisture from an Old Concrete Floor

By Jason Spangler in The Rapid RH® Concrete Moisture Test Best Practices & Case Studies Concrete Information & Knowledge Base | 0 Comment

Originally published in Concrete Construction July/Aug 2019 Customers often inquire about how to respond to the results of their concrete moisture tests, especially when they’ve used more than one testing method. Why? Because different concrete moisture tests often return conflicting results, leaving contractors unsure how to proceed. This can be especially true when testing older […]

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Replacing Your Facilities Floor? Don’t Overlook This One Vital Trick

By Jason Spangler in The Rapid RH® Concrete Moisture Test Best Practices & Case Studies Concrete Information & Knowledge Base | 0 Comment

Originally published in the September 2019 issue of Concrete Contractor Many people don’t realize how important moisture testing is with concrete subfloors, especially with old concrete. After all, if the slab was poured 10 years ago, it must be dry, right? And if it had a floor installed all that time, there can’t be a […]

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How to Determine Concrete Slab Thickness

By Jason Spangler in The Rapid RH® Concrete Moisture Test Best Practices & Case Studies Concrete Information & Knowledge Base | 0 Comment

Knowing the thickness of a concrete slab can be important for several reasons. For new construction, you might need to know for QA analysis. If you’re working with an existing slab, you might need to know so you can anchor new equipment. One common reason is for proper moisture testing to ensure appropriate dryness for […]

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Australian Carpet & Tile Standard Now Incorporates In Situ Relative Humidity Test

By Jason Spangler in Wagner Meters Newsroom | 0 Comment

FOR IMMEDIATE RELEASE CONTACT: Jason Spangler Email: jspangler@wagnermeters.com 541.291.5123 Contractors can comply with AS 2455.1 using in situ RH test to measure concrete slab moisture Rogue River, OR (August 2019) – Wagner Meters announces the update to AS 2455.1 (Textile floor coverings – Installation practice – General) allowing the use of the in-situ relative humidity […]

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Tips About Self-Leveling Concrete

By Jason Spangler in The Rapid RH® Concrete Moisture Test Useful Job Tips Concrete Information & Knowledge Base | 0 Comment

Whenever you need to repair, smooth, or raise a floor, self-leveling concrete can be a fast, cost-effective solution to the problem. Self-leveling concrete is a cementitious mixture much like concrete. But unlike concrete, it flows easier and sets up much faster. The product is mixed with water, pumped or poured into place and spread evenly […]

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Concrete RH Testing: The New Standard in Australia

By Jason Spangler in The Rapid RH® Concrete Moisture Test Best Practices & Case Studies Concrete Information & Knowledge Base | 0 Comment

Major Consulting Firm Discusses the New Australian Carpet and Tile Standard IKW Consulting Group delivers world-class floor covering solutions to its clients in Australia, New Zealand, and Southeast Asia. Don Considine, Director of Consulting, is considered one of the floor covering industry’s most respected analysts. IKW has consulted to some of the largest projects in […]

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The Art, Economy, and Perils of Reclaimed Wood Flooring

By Jason Spangler in Moisture Meters Flooring Types Wood Division Knowledge Base | 0 Comment

Previously published by Tomorrow’s Contract Floors Reclaimed wood flooring continues to enchant homeowners. No wonder as each plank has its own unique character. Mass-produced, new boards and planks present a uniform size and appearance. New timber lacks the stories that reclaimed wood shares through its aged patinas, grains, and markings. Antique wood also carries the […]

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What to Do When You Find an Old Wet Concrete Slab

By Jason Spangler in The Rapid RH® Concrete Moisture Test Drying Concrete Slabs Concrete Information & Knowledge Base | 0 Comment

Some flooring contractors assume that an old slab is a dry slab and they don’t take the time to test for concrete moisture in remodeling projects. This assumption can be costly. Excess moisture in the concrete slab can cause serious flooring problems, such as adhesive failure, discolored tile or grout, bubbles in sheet vinyl, and […]

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Avoid These 5 Common Mistakes When Testing Relative Humidity in Concrete Slabs

By Jason Spangler in The Rapid RH® Concrete Moisture Test Relative Humidity (RH) Testing Uncategorized Concrete Information & Knowledge Base | 0 Comment

It is truly insane to think you can hack your way into a beautiful flooring installation without disastrous results unless you read up on and adhere to the ASTM F2170 standard. However, it’s not very hard to follow and the technology has made it easier than before. That being said, here are some “honest” mistakes […]

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Combining Moisture Meters with Ambient Data Loggers for Installing Hardwood Floors

By Jason Spangler in Moisture Meters Installers Wood Division Knowledge Base | 0 Comment

If you’re a hardwood flooring installer, tools like a wood moisture meter and ambient temperature and relative humidity data logger can greatly increase your chances of a successful job and may also assist in maintaining the beauty and integrity of the wood floor after the work has been done. This article explains these tools, why […]

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How to Use Technology to More Accurately Predict Concrete Drying Times

By Jason Spangler in The Rapid RH® Concrete Moisture Test Drying Concrete Slabs Concrete Information & Knowledge Base | 0 Comment

Concrete is an incredible construction material. It is strong, durable, resilient, and when used with a bit of creativity, can even add a decorative touch to any building or other structure. It’s also a very interesting substance because its rock-solid appearance just days after the initial pour can lead one to believe mistakenly that it […]

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Newest Trends in Flooring for Education, Sports, and Recreation Facilities

By Jason Spangler in The Rapid RH® Concrete Moisture Test Specialty Floors and Moisture Concrete Information & Knowledge Base | 0 Comment

Previously published by The Flooring Contractor Magazine. Today there are more options in flooring systems than ever before. New technologies offer higher performance and environmentally friendly choices in all applications. Trends in High School/University Sports Floors High schools and universities make the most demanding requirements for sports flooring. They offer every type of physical activity, […]

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Applying a Water-Based Finish to Your Wood Floor for a More Natural Look

By Jason Spangler in Moisture Meters Flooring Finishes Wood Division Knowledge Base | 0 Comment

Originally Published by Floor Covering Installer Water-based urethane finishes are becoming more popular for hardwood floors. If you’ve never used one before, you’re sure to appreciate the eco-friendly low volatile organic compounds (VOCs), and your clients will love the more natural look that water-based urethane gives their hardwood floors. There are other advantages to “going […]

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How to Prevent Costly Flooring Failures That Cause Adverse Health Environments In Healthcare Facilities

By Jason Spangler in The Rapid RH® Concrete Moisture Test Specialty Floors and Moisture Concrete Information & Knowledge Base | 0 Comment

As Seen In Floor Trends Magazine In past years, many healthcare facilities overlooked the importance of flooring when considering patient safety and wellness. Hospitals, for instance, commonly used carpeting or flooring with seams between individual tiles. The seams between the tiles as well as the carpeting became magnets for mold, mildew, bacteria and other contaminants, […]

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Hardwood Flooring Installation and the Tools You Need to Know

By Jason Spangler in Moisture Meters Installers Wood Division Knowledge Base | 0 Comment

Previously published by Floor Covering News Hardwood is one of the oldest and most widely used premium flooring types, and its popularity is increasing. In the United States today, sales of hardwood flooring products are approaching $4 billion yearly. But on the downside, more than $500 million is spent each year on repairing flooring failures, […]

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Bring in the Dynamic Duo to Prevent Moisture Related Flooring Damage

By Jason Spangler in Moisture Meters Tools / Products Wood Division Knowledge Base | 0 Comment

Previously published by CFI eNews Who or what is a Dynamic Duo? You’ve no doubt heard, watched, read about, or eaten many examples throughout your life. It’s pretty much any two people or things that work great together for amazing results. Whether it’s a Caped Crusader and Boy Wonder putting the kibosh on crime, peanut […]

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6 Different Ways to Use the Smart Logger Temp & Humidity Monitor

By Jason Spangler in The Rapid RH® Concrete Moisture Test Concrete Products / Tools Concrete Information & Knowledge Base | 1 Comment

Previously published by CFI eNews You already know about the Smart Logger’s unmatchable monitoring and reporting capabilities. It’s so handy to just place it at the job site, knowing it’ll track and produce reports for up to 300 days worth of ambient temperature and humidity data, even while you’re away. You can also view current […]

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Wagner Meters Introduces the New Rapid RH® L6 System with Total Reader®

By Jason Spangler in Wagner Meters Newsroom | 0 Comment

FOR IMMEDIATE RELEASE CONTACT: Jason Spangler Email: jspangler@wagnermeters.com 541.291.5123 Rogue River, OR ( [May 13, 2019] ) – Wagner Meters introduces the Rapid RH® L6 system, an enhanced version of the already popular Rapid RH system, which consolidates many concrete moisture testing features into a simpler process while featuring advanced technology that makes reporting faster, […]

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Your Ultimate Guide to Installing Engineered Hardwood Floors

By Jason Spangler in Moisture Meters Installers Wood Division Knowledge Base | 0 Comment

Learn What the Pros Know: When to Glue, Nail, or Float…and How to Avoid the Three Negative R’s of Construction! The generous use of hardwood flooring throughout the home is one of the hottest design trends in residential architecture in recent years. Both interior designers and homebuyers have re-discovered the warmth hardwood flooring brings to […]

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Can Wood Floor Cupping Be Fixed?

By Jason Spangler in Moisture Meters Flooring Problems Wood Division Knowledge Base | 0 Comment

You’ve had a beautiful hardwood floor installed in your home. But after a while, something doesn’t look right—or feel right. Maybe the floor seems “wavy” or even rippled. You may notice small, raised ridges along the edges of some of the planks in the floor. What’s happening to your previously gorgeous flooring? And can it […]

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Excess Moisture in Concrete? Avoid Flooring Problems with Accurate Testing

By Jason Spangler in The Rapid RH® Concrete Moisture Test Relative Humidity (RH) Testing Concrete Information & Knowledge Base | 0 Comment

This article was originally published in Building Services Management (November 2018 issue). It’s a well-known fact. Excessive concrete moisture is the leading cause of flooring failures in modern buildings in the United States. All the components of a floor covering system are sensitive to excessive moisture in some way. It’s not just the finished floor […]

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ASTM F2170 Update Validates RH as the Superior Test for Concrete Moisture

By Jason Spangler in ASTM Concrete Information & Knowledge Base | 0 Comment

This article was originally published in The Flooring Inspector (third issue 2018). The trend continues: scientific research once again validates in situ relative humidity (RH) testing as the superior method of measuring moisture in concrete floor slabs. Now, in response to the latest science, those using the RH test have the green light to obtain […]

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The Rapid RH® Test Takes Less Time Thereby Saving Costs

By Jason Spangler in Relative Humidity (RH) Testing Concrete Information & Knowledge Base | 0 Comment

This article was originally published in Floor Covering Installer (July/August 2018 issue). Since then, Wagner Meters has debuted the Rapid RH® L6 system, replacing the Smart Reader with the Total Reader® maintaining it’s reputation for fast, reliable RH readings. If time is money as Ben Franklin once advised a young tradesman, then flooring installers and […]

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Updated ASTM F2170 Reflects the Newest Science about RH Testing

By Jason Spangler in ASTM Concrete Information & Knowledge Base | 0 Comment

This article was originally published in Concrete Contractor (June/July 2018 issue). For years now, the in situ relative humidity (RH) test for measuring the moisture condition of concrete has been shown to be the most reliable, accurate test available. As far back as the 1960s, laboratories at the Portland Cement Association conducted controlled tests that […]

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RH Moisture Testing in Concrete Now Much Faster

By Jason Spangler in ASTM Concrete Information & Knowledge Base | 0 Comment

This article was originally published in Hardwood Floors (June/July 2018 issue). As the result of findings from an ASTM-commissioned study, the ASTM F06 Committee has issued a significant new update to the F2170 Standard for in situ relative humidity (RH) testing in concrete floor slabs. The update changes from 72 hours down to 24 hours […]

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Discoveries in Science-Based Concrete Moisture Testing

By Jason Spangler in Relative Humidity (RH) Testing Concrete Information & Knowledge Base | 0 Comment

How They Clarify Your Choice of Test Methods This article was originally published in The Construction Specifier (May 2018 issue). Concrete holds moisture. As long as that remains true (it will always be true), the risk of a flooring failure due to excess moisture is very real. The costs of misreading the concrete’s moisture condition, […]

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Why Measure Moisture in Old Concrete Floor Slabs?

By Jason Spangler in Best Practices & Case Studies Concrete Information & Knowledge Base | 2 Comments

This article was originally published by The Flooring Contractor in the Winter 2017 issue. Here’s a pop quiz for all of you flooring installers. You’ve got a 30, maybe 40-year-old concrete slab that “looks and feels” dry. Is it dry enough to install new flooring and coating materials? Before you answer, consider this . . […]

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Why Measure pH and RH levels in Concrete before Installing Floors?

By Jason Spangler in Concrete Chemistry Concrete Information & Knowledge Base | 10 Comments

Flooring contractors who work with concrete floor slabs may need to take both pH (potential hydrogen) and RH (relative humidity) levels of concrete into serious consideration before attempting to install any flooring materials or risk costly project failures. What is the pH level of concrete? Freshly-poured concrete has a pH level of 12 to 13. […]

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Ensuring Your Flooring Is Installed on Dry Concrete

By Jason Spangler in Moisture Meters Flooring Problems Drying Concrete Slabs Wood Division Knowledge Base Concrete Information & Knowledge Base | 7 Comments

As the flooring contractor, you’re one of the last people to “touch” the floor. The floor covering you install is just the top layer of a deep stack of materials and other people’s efforts – but if moisture problems occur, who gets the first call? You. Did you pour the concrete too? You’re definitely getting […]

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Should You Install Flooring on Wet Concrete When the GC Says So?

By Jason Spangler in Drying Concrete Slabs Concrete Information & Knowledge Base | 6 Comments

This article is a reprint from the October 2016 issue of Concrete Construction. A general contractor (GC) and flooring installer at a construction site were at a crossroads. After doing their due diligence by performing a relative humidity (RH) test on the concrete, which involved inserting a RH probe to a depth of 40 percent […]

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How to Prepare a Concrete Floor for Coatings

By Jason Spangler in Useful Job Tips Concrete Information & Knowledge Base | 9 Comments

Believe it or not, when it comes to applying coatings to a concrete floor slab, it’s not enough just to cast your eyes on the surface – and if it looks dry – think that it’s ready. To avoid the costly problems that can happen after installing coatings, there are two crucial steps you must […]

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RH Testing and That 72-Hour Wait: How Do You Manage It?

By Jason Spangler in ASTM Concrete Information & Knowledge Base | 0 Comment

Written by Wagner Meters, first published in The Commercial Flooring Report (July 2016 issue) 2018 Update – You no longer have to wait! See here. Anticipation is a good thing if you’re watching a spy-thriller. Waiting 72 hours for concrete moisture sensors to equilibrate – less fun. (But perhaps still more fun than watching paint […]

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5 Ways to Speed up Your Concrete Moisture Testing

By Jason Spangler in Relative Humidity (RH) Testing Concrete Information & Knowledge Base | 2 Comments

First published in Tile Magazine (Jan-Feb 2016 issue) Project timelines always seem to put contractors on tight schedules. You know the concrete requires the time it needs to dry before the flooring can be installed, but everyone else constantly pushes to get it done faster. Nobody wants the cost of having to delay decisions because […]

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ASTM F2170 Change Authorizes Official RH Test Results after Just 24 Hours

By Jason Spangler in Concrete Information & Knowledge Base | 8 Comments

  Remember when relative humidity (RH) test readings under the ASTM F2170 standard required a 72-hour waiting period? Not anymore. The 72-hour wait is history. The standard’s been updated. Beginning this year, RH test readings are now documentable after just 24 hours. Doing away with two extra days of waiting comes about because of an […]

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5 Myths Too Many People Still Believe about Concrete Moisture Testing

By Jason Spangler in Concrete Information & Knowledge Base | 5 Comments

As science continues to teach us more and more about moisture in concrete and how best to test a slab’s moisture condition, it’s a wonder so many people hold on to some common (and erroneous) myths about concrete moisture testing. Here are five of those myths that are costing millions of dollars in flooring failures […]

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The Ugly Truth: How Moisture Can Ruin Your Decorative Concrete

By Jason Spangler in Concrete Information & Knowledge Base | 69 Comments

Excess moisture doesn’t just evaporate; it takes your design with it. You can preserve your design and the concrete with proper moisture testing before stains and sealers are applied. Beauty and strength converge in decorative concrete. Like a good acid stain, they fuse together to create a durable, pleasing floor that literally becomes the foundation […]

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Moving Toward a More Eco-Friendly Cement

By Jason Spangler in Concrete Information & Knowledge Base | 0 Comment

Second only to water, concrete is the earth’s most highly utilized material. It’s estimated that on a global scale, we use more than 25 billion tons of new concrete annually—more than three tons of concrete per person. As China, India and other countries continue to industrialize, global use of concrete will only grow. Why does […]

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Concrete Moisture Test Methods Revolutionized in Recent Years

By Jason Spangler in Wagner Meters Newsroom | 0 Comment

The scope of flooring materials and adhesives to be installed atop concrete has significantly expanded over the years, bringing not only greater choices but new moisture-related challenges. Fortunately, in recent years, we’ve also gained a keener understanding of how best to test for moisture in concrete. Applying stricter scientific scrutiny to the options for testing […]

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ASTM F2170 Compliance: Guidelines for RH Preparation and Testing

By Jason Spangler in Concrete Information & Knowledge Base | 2 Comments

Your project’s specs likely demand it. Your pride of craft demands it. Certainly, your good business sense demands it. Complying with the ASTM F2170 standard when conducting an in situ relative humidity (RH) test in concrete is not optional. Fortunately, any Rapid RH® system you select makes ASTM F2170 compliance easy. Three key components of […]

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Does a Single-Use Sensor Make Sense for Me?

By Jason Spangler in Concrete Information & Knowledge Base | 0 Comment

This article was written in February 2015, before the debut of the Rapid RH® L6 system. The same considerations apply when choosing between the reusable 5.0 and single-use L6. There’s been a lot of buzz around our new reusable Rapid RH® 5.0 Smart Sensors, and rightly so. The 5.0 reusable has game-changing technology that reduces […]

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