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HENRY® 640 VinylLock™ Now has Expanded Coverage Rate and Higher Moisture Resistance Levels

Increased Coverage Rates & Moisture Resistance Levels Announced for HENRY® 640
HENRY® 640 VinylLock™…More Coverage and Improved Moisture Resistance for Vinyl Floors

Aliquippa, PA (November 4, 2008) The W.W. Henry Company, one of the world's largest manufacturers of premium flooring adhesives and high performance flooring installation products has announced increased coverage rates and higher moisture resistance levels for its HENRY® 640 VinylLock™ Pressure Sensitive Vinyl Flooring Adhesive.

HENRY® 640 can now be troweled with a 1/32” x 1/16” x 5/64” u-notch trowel to increase the coverage rate to 225 – 275 sq. ft. per gallon, without any sacrifice of performance. This is a 150% increase in coverage rate from previous recommendations.

Also, HENRY 640 can now be installed over concrete for the installation of vinyl flooring with increased moisture levels up to and including:

• 80% RH (relative humidity) when measured in accordance with ASTM-F2170 Standard Testing (using in-situ probes)
• 5lbs. / 1000 sq.ft. / 24 hours MVER when measured in accordance with ASTM-F1869 Standard Testing (Calcium Chloride Test)

“The improvements in HENRY® 640 align with the vision and mission of The W.W. Henry Company to be a leading supplier of premium products to our industry” said Stephan Liozu, President and CEO of ARDEX Engineered Cements and The W.W. Henry Company. Given the economic climate, we are committed to providing improvements in current products and introducing new products that provide excellent value, reduced risk and overall costs for our customers.”

In addition to outstanding coverage, moisture resistance and working time, HENRY® 640 is developed with HENRY® GreenLine™ Technology. The HENRY® GreenLine family of products are environmentally friendly flooring adhesives with ultra-low VOC emissions, low odor, and they could qualify certified projects for valuable LEED points.

For complete product information and the detailed technical requirements regarding HENRY® 640 please contact a HENRY® Sales Professional at 1-888-866-4455.

The W.W. Henry Company is one of the world’s largest manufacturers of flooring adhesives for resilient, carpet, and wood flooring including an environmentally friendly line of adhesives with HENRY® GreenLine™ Environmental Technology.

The HENRY® brand represents a full line of high-quality, premium adhesives and high-performance sub-floor preparation products. For more than 75 years, commercial and residential flooring installation professionals have relied upon The W.W. Henry Company as a valued partner for innovative flooring installation products, field-proven performance, unmatched customer service and a steadfast commitment to the profitability of the their customers’ businesses.



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