Item Categories
Bona R859 Adhesive 4 Gal.
Ranked #8 in Adhesives
New and improved extended open-time formula! Bona R859 is a one component, silane-based wood flooring adhesive that helps reduce voids caused by uneven substrates. Elastomeric characteristics allow the adhesive to move with the wood as it expands and contracts over the life of the floor. Bona R859 is now GREENGUARD Gold Certified - the first in the industry!
- Excellent "green grab" means the flooring stays in place
- No "memory" - floor seams will not move apart
- Rapid shear strength development - flooring is ready for furniture and foot traffic in one day
- New and improved open-time formula extends working time to 50%* over previous formula.
- Easy to clean - will not harm the finish on pre-finished floors; will not stain hands
- Easy to apply - no arm fatigue
- Exceptional ridge stability provides maximum adhesive transfer
- GREENGUARD Gold Certified for Indoor Air Quality
- Safe for sensitive individuals such as children and the elderly.
- Acceptable for use in environments such as schools and healthcare facilities.
- Moisture protection up to 18 lbs. or 95% RH
- Zero VOC’s - Meets the criteria for LEED EQc 4.1 (v. 2.1, 2.2, 3.0, 4.0, 4.1)
- California Proposition 65 Compliant
- 1 Moisture Barrier Plus Clip-on Trowel is included in each pail of R859
- The Moisture Barrier Plus Clip-on Trowel attaches to a standard trowel and applies a moisture barrier of protection with maximum ridge stability.
- Referenced by The Collaborative for High Performance Schools (CHPS) for low emitting materials, adhesives, and sealants.
*Previous formula open-time of 40 minutes at 50% RH and 70°F. Open times will vary based on temperature and humidity.