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Frequently Asked Questions

1) What type of adhesive is V-BOND® Plus?

  • V-BOND® Plus is a moisture-cure urethane adhesive.

2) What flooring types can be used with V-BOND® Plus?

  • Multi-ply engineered plank, 5/16" solid wood parquet, exotic woods, acrylic impregnated wood, solid plank flat-milled up to ½" thick and plywood.*

*All subject to wood flooring manufacturer's final approval

3) What types of subfloors are recommended for use with V-BOND® Plus?

  • The recommended subfloors for V-BOND® Plus are plywood, terrazzo, concrete (above or on grade), underlayment grade OSB, APA standard underlayment particle board, vinyl tile flooring coated with vinyl primer, non-cushioned fully adhered sheet vinyl coated with vinyl primer and lightweight concrete.

4) What are the trowel sizes for V-BOND® Plus?

  • VERDEX® to the subfloor: 1/8" wide x 1/8" deep on 1/8" centers Square notch trowel.
  • Engineered or solid wood to VERDEX®: See spread rate sheet.

5) What are the spread rates for V-BOND® Plus?

  •  VERDEX® to the subfloor: Approximately 80 Sq. Feet per gallon.
  •  Engineered wood to VERDEX®: Approximately 50 Sq. feet per gallon.

6) What type of moisture test is recommended for V-BOND® Plus?

  • The Calcium Chloride Test

7) What are the acceptable moisture levels for concrete subfloors based on the Calcium Chloride test?

  • The maximum level for moisture emission when installing wood flooring is 3 pounds per 1,000 square feet over 24 hours.

8) What is the acceptable amount of variation in the subfloor for V-BOND® Plus?

  • All subfloors should be flat to within 3/16" in 10 feet or 1/8" in 6 feet.

9) What type of leveling compound is recommended?

  • We recommend a portland-based cement leveling compound

10) Is rolling of the floor necessary?

  • VERDEX®: Rolling is not necessary, however, lay VERDEX® underlayment into the adhesive and hand smooth to ensure full contact with the adhesive.
  • Finished floor: Roll the floor with a 100 lb. roller every two to three hours during and immediately after installation.

11) How do you clean up V-BOND® Plus?

  • Remove excess urethane adhesive as soon as possible before it dries on the flooring surface. Clean up as you go.

12) Jobsite areas need to be ventilated during the job. How long should you ventilate the area after installation under normal live-in conditions?

  • Jobsite must be ventilated for 24 hours after the job.

13) What is the required temperature to install V-BOND® Plus?

  • Between 55o F and 95o F

14) How soon after using V-BOND® Plus can you walk on the applied surface?

  • VERDEX®: Immediately
  • Finished Floor : Open to light traffic after 8 hours. Restrict heavy traffic and furniture placement for 24 hours after installation.

15) What is the set time of V-BOND® Plus?

  • Eight to twelve hours

16) How long does it take V-BOND® Plus to reach its Ultimate bond strength?

  • Three to five days depending on job site environment conditions

17) What is the shelf life of V-BOND® Plus?

  • One year from the date of manufacture.

18) Is V-BOND® Plus environmentally friendly?

  • V-BOND® Plus is VOC compliant. V-BOND® Plus also qualifies for 1 LEEDS point, per the USGBC requirements and SCAQMD Rule #1168. .

19) What is the open/working time of V-BOND® Plus?

  • Approximately 30 minutes, however, the adhesive is affected by humidity more than temperature. High humidity will cause the adhesive to cure faster and low humidity will slow the curing process.

DISCLAIMER: These questions and answers are for general reference only. Please refer to the V-BOND® Plus adhesive label for further guidelines. It is the responsibility of the installer to determine acceptability of subfloor conditions and install flooring in accordance with the flooring manufacturer's installation instructions and product specifications..


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