W. R. MEADOWS would like to introduce INTRAGUARD, a water-based, penetrating concrete sealing compound for exterior concrete surfaces that is specifically designed to limit the intrusion of moisture and chlorides into concrete surfaces. Its proprietary blend of silane and siloxane penetrates deep into the pores of the concrete to help protect it from scaling caused by deicing salts. INTRAGUARD’s clear sealing properties weatherproof and protect virtually all exterior concrete surfaces including concrete driveways, walkways, and parking lots. The product is designed to provide lasting protection from de-icing chemicals and moisture intrusion. Surfaces treated with INTRAGUARD will also be resistant to staining…

W. R. Meadows recently introduced our Hydralastic 836 waterproofing membrane, which has proven to be a popular an effective solution to horizontal waterproofing needs in the marketplace.  The product is a solid addition to our line of effective building envelope products. Hydralastic 836 is a cold-applied, solvent-free, single-component waterproofing compound. It does not shrink, has a low volatile organic compound (VOC) content, and has a very low odor. It will not crack in extreme cold or slump due to softening at high temperatures. We recently had a chance to use the product in a private residence application in Scottsdale, Arizona,…

Did you know that concrete is porous like a sponge? This porosity makes concrete susceptible to deterioration, corrosion, and freeze-thaw damage caused by our harsh environment. Therefore, protecting, preventing, restoring, and repairing are the four most suitable actions that an owner can perform on a concrete structure. Protecting concrete structures with penetrating and topical sealers and waterproofing products can help eliminate the intrusion of harmful environmental irritants like water, salts, and chemicals, and can ultimately increase the life of the structure. We’ve put together a new 12-page catalog that provides information about the importance of maintaining concrete structures and what you can do to protect…

Having trouble with your current waterproofing membrane slumping and cracking in extreme cold?  Check out one of our newer product technologies, HYDRALASTIC 836. This cold-applied, solvent-free, single-component waterproofing compound will not shrink, has a low volatile organic compound (VOC) content and will not crack in extreme cold or slump due to softening at high temperatures. It can be used on interior or exterior concrete surfaces, where protection from water intrusion is desired and can be used for both above-grade, and below-grade applications. HYDRALASTIC 836 is also excellent for horizontal and vertical applications such as waterproofing plaza decks, planter boxes, and…

This week is the annual World of Concrete tradeshow in Las Vegas!  We hope all of you that are attending the show stop by the W. R. Meadows booth.  We’re located at booth #S10707.  Our dedicated staff will be there showcasing our latest product technology and enhancements. This year, our focus is on concrete curing and sealing compounds.  This line has been a W. R. Meadows staple for years.  We’re constantly refining our formulas to make sure they conform to the latest VOC standards, are easy to apply, and perform with the same quality as they have for years.  Stop…

We are in the process of updating our current Material Safety Data Sheets (MSDS) to meet the Occupational Safety and Health Administration’s (OSHA) new SDS (Safety Data Sheet) format and information standard. All technical documents produced by W. R. Meadows will be updated to comply with OSHA’s Hazard Communication Standard Final Rule. According to OSHA’s website, the new Hazard Communication Standard is being brought into alignment with the Globally Harmonized System of Classification and Labeling of Chemicals (GHS). This system was developed to create a standardized system for the classification and labelling of chemicals to logically define health, physical, and…

Meet HRM 714. This hot-applied continuous elastomeric membrane is ideal for waterproofing bridges, parking, plaza, or promenade decks; tunnels; pedestrian concourses; and similar types of construction where a monolithic waterproofing membrane is desirable. HRM 714 is an incomparable combination of toughness and low temperature flexibility. It has very low absorption and vapor permeance and its unique formulation effectively prevents degradation of the rubber content by overheating. Because it’s hot-applied, HRM 714 has exceptional self-healing and crack bridging properties. The monolithic rubberized asphalt compound forms a strong, flexible seamless waterproofing membrane that provides a smooth and durable waterproofing protection. Not only does HRM 714 reign supreme in…

Congratulations to our own David Boyle, outside sales representative,  as he has recently been named 4th Vice President of Construction Specifications Canada (CSC). CSC is a national multi-disciplinary, association committed to ongoing development and delivery of quality education programs, publications and services in the construction community. David’s role as 4th Vice-President will include membership, chapter development and communications responsibilities. David has been involved with CSC since 2000 and is a member of the Grand Valley Chapter. He has held the previous roles of Chapter Chairman and Chapter Director and is currently the co-chairman of the CSC National Conference 2014. As…

PERMINATOR 15 mil, our underslab vapor barrier/retarder long known for being the toughest product on the market, now has a perm rating of 0.0063. The new perm rating is 16 times lower than required under the ASTM E1745 (0.1 perms) standard. Using proprietary resin technology, PERMINATOR provides the entire building team with the lowest vapor permeance available and a puncture resistance 45 percent better than required by ASTM E1745. PERMINATOR also exceeds the recommendation of ACI 302.2R – for a vapor barrier to be installed with a perm rating of less than 0.01 in areas where the requirements of ASTM…

In this application at the Bala Cyn Wyd Public Library, AIR-SHIELD LSR was chosen by Vitetta architects as an above grade air/vapor barrier. For the 5,000 square foot project, AIR-SHIELD LSR was selected after it was determined that a UV resistant barrier was needed. AIR-SHIELD LM was originally specified, but when it was discovered that the application of barrier would be pushed into the dead of winter and the product would be exposed to the elements for 2-3 months, AIR-SHIELD LSR was determined to be a better fit. AIR-SHIELD LSR can be exposed to Ultraviolet light for up to four…

To build the Verizon Data Center in Southlake, Texas, Corgan Associates, Inc. selected PRECON® as an underslab vapor barrier to protect the critical sensitive electronic data equipment from moisture damage. PRECON was selected for the 40,000 sq./ft. project because of the flexibility, user-friendly application and low water vapor transmission rating (its plasmatic core provides the lowest water vapor transmission rating on the market). In addition to PRECON, the architect also chose MEL-ROL® LM, MEL-PRIME™, POINTING MASTIC and PRECON FABRIC TAPE for the ongoing project. MEL-ROL LM is being used in areas with concentrated protrusions through the slab because of flow…

This is the first project profile on the newest addition to our line of air barriers, AIR-SHIELD LSR. Products:               AIR-SHIELD LSR, SEALMASTIC TYPE II DC Byers and Mike Davis worked closely with to get AIR-SHIELD LSR approved for this particular project.  AIR-SHIELD LSR is a new product from W. R. MEADOWS so conversations were held about the features and benefits of using this new technology.  AIR-SHIELD LSR was not originally included in the project’s specifications, but after hard work from our sales department and contractor, AIR-SHIELD LSR was approved for the project.   DC Byers’ trust in the product, coupled with our team’s product knowledge,…

Check out our new ad showing the strength of our under slab vapor barrier/retarder, PERMINATOR. PERMINATOR is an economical choice for helping to reduce the penetration of moisture and water vapor through the slab into the structure, thereby helping to reduce fungus, mildew, and mold growth. PERMINATOR also helps reduce radon gas from entering the structure. W. R. MEADOWS know that while permeance is an important aspect of a vapor barrier, the material’s overall strength and puncture resistance also plays a key role. Our new resin technology allows dramatically greater puncture resistance while maintaining one of the lowest perm ratings…

We recently introduced HYDRALASTIC 836 into our waterproofing lineup. HYDRALASTIC 836 is a cold-applied, solvent-free, 100% solids, single-component waterproofing compound used for interior or exterior concrete surfaces where protection from water intrusion is desired. HYDRALASTIC 836 can be used for horizontal and vertical applications and is ideal for positive-side waterproofing for foundations and also in between-slab applications such as waterproofing plaza decks, planter boxes, and sealing parapets. It does not shrink and has a low volatile organic compound (VOC) content and a very low odor. It can be used for both above-grade and below-grade applications and will not crack in…

Our OTC line of products are formulated to conform to VOC regulations in areas governed by more restrictive regulations, while keeping your concrete surfaces beautiful and durable. Our OTC Product Application Guidelines video is a great way to inform yourself on the new steps to applying these VOC-compliant products. We’ve also recently created a Spanish version of the video available. Click here to view the Spanish version of the video.

We recently introduced HRM 714, a hot-applied rubberized asphalt membrane used to waterproof concrete, into our waterproofing lineup. HRM 714 is a 100% solids blend of asphalts, synthetic rubber polymers, and filler formulated to provide toughness with flexibility and low moisture vapor permeance. It is ideal for horizontal and vertical applications for waterproofing bridges, parking lots, plazas, or promenade decks; tunnels; pedestrian concourse; and other similar types of construction where a monolithic waterproofing membrane is desirable. Poured at a recommended temperature of 360° to 400° F, HRM 714 is applied by spreading the product with a squeegee to a minimum…

We recently introduced EG-96 HP as a deep grouting solution for industrial projects. EG-96 HP is a three component, 100% solids, VOC and BGE free, epoxy resin system designed for deep grouting of large machine bases, setting level wedges, and sole plates requiring precision alignment under dynamic and vibratory load conditions. The grout is ideal for use in industrial projects including crane rail and wind turbine base grouting and support of chemical tanks, vessels, and rotating equipment. Some features and benefits of EG-96 HP include: High early strength Excellent creep resistance Thermal stability during application Excellent adhesion to concrete and…

Congratulations to our own Russ Snow, building science specialist, as he has been honored with Building Science Specialist of Ontario (BSSO) accreditation from the Ontario Building Envelope Council (OBEC). BSSO accreditation recognizes those who meet the strict educational and practical requirements set forth by the BSSO Advisory Board. The honor provides members of the industry, including building designers, specifiers, developers, contractors and owners, the assurance that the honored person has a high level of education and understanding in the building science field. Congrats on this achievement, Russ. As building science specialist, Russ’s main responsibilities include the development of specifications at…

Hampshire, IL – W. R. MEADOWS, a leader in the construction products industry for more than 85 years, recently optimized its website for mobile viewing on iPhone, iPad, and Android devices. Designed to load quickly on 3G/4G speeds, W. R. MEADOWS’ mobile site eases architects, engineers, and contractors’ searches for product information, data sheets, MSDS, and guide specs while traveling or on the jobsite. We wanted to provide an easier way to search for the information on our website when your only tool available is your mobile phone or tablet,” said Matthew Price, President of W. R. MEADOWS. “The re-formatted…

Problem/Condition: A data center with expensive computer equipment is the tenant on the first floor of this office building. They are concerned about water from miscellaneous leaks on above floors that may harm their equipment. Solution: CEM-KOTE FLEX ST.  CEM-KOTE FLEX ST is installed throughout the entire second floor to create a water-tight barrier. CEM-KOTE FLEX ST is a highly flexible, fiber-reinforced, breathable, cementitious slurry, consisting of dry Component A and liquid Component B.  CEM-KOTE FLEX ST is designed for positive and negative waterproofing of concrete structures in new construction and restoration.  It is suitable for water and wastewater tanks,…

We recently introduced the air/vapor and liquid moisture barrier AIR-SHIELD™ LSR (liquid synthetic rubber) to our air barrier lineup. Single-component and asphalt-free, AIR-SHIELD LSR cures to form a tough, seamless, elastomeric membrane, which exhibits excellent resistance to air and moisture transmission. AIR-SHIELD LSR can be applied to most common surfaces and integrated into various wall systems of new construction and restoration. Its sprayable application allows for simple, safe application and easy cleanup. AIR-SHIELD LSR is also part of our GREEN LINE®of VOC-compliant products and complies with all VOC regulations across the United States and Canada. Check out our other air-shield…

In this application of CEM-KOTE® FLEX ST, the engineer wanted to waterproof this reservoir with a product that would meet the NSF Standard 61, which is what the regional municipality wanted and needed.  CEM-KOTE FLEX ST does meet this requirement so it was a natural solution. CEM-KOTE FLEX ST is a highly flexible, fiber-reinforced, breathable, cementitious slurry, consisting of dry Component A and liquid Component B.  CEM-KOTE FLEX ST is designed for positive and negative waterproofing of concrete structures in new construction and restoration.  It is suitable for water and wastewater tanks, secondary containment structures, tunnels, concrete slabs, balconies and…

As you may have noticed, W. R. MEADOWS has started using Quick Response codes (QR codes) on its labels, brochures, and other marketing material. While QR codes may look confusing, they continue to grow in popularity and widespread use, given the increasing popularity of smartphones. When you scan or read a QR code with your iPhone, Android or Blackberry, you can link to websites, YouTube videos, or display a user’s contact information. QR codes can be used in numerous applications: Labels: QR codes can display product data sheets from our website (which have links to MSDS, guide specs, videos, etc).…

As VOC regulations have changed and become more restrictive, product manufacturers have had to rethink formulation of solvent-based concrete curing and sealing compounds.  Solvents that were typically used in the past,  must now be partially or totally replaced with solvents that are considered VOC-exempt. Incorporation of these VOC-exempt solvents into formulas has altered the physical properties and performance features that you may have been used to with traditional formulas from the past. VOC-exempt solvents have very low flash points, producing finished products that are extremely flammable.  Read and follow ALL literature, MSDS, and label environmental health, safety and handling instructions/precautions…

Our product spotlight this month is on ADI-CON CW PLUS, a new product added to the extensive line of concrete waterproofing materials from W. R. Meadows. ADI-CON CW PLUS is a dry, free-flowing powder containing a blend of inorganic and organic chemicals, a small amount of sand, and silica-based materials. The reactive materials react with lime generated by the hydration reaction of cement and plug the capillary porosity, making concrete watertight under water head pressure. ADI-CON CW PLUS, when mixed into concrete, works well in foundation waterproofing and all concrete waterproofing applications. ADI-CON CW PLUS is an integral waterproofing admixture…