ROBERTS 1487 Engineered+ Wood Flooring Adhesive is an advanced acrylic latex, solvent-free adhesive ideal for installation of engineered wood planks up to 5/8 in. thick and 12 in. wide*, and natural cork underlayment. It bonds with concrete (on and above grade), as well as APA rated plywood and acoustic cork underlayment. Powered by Microban®, this antimicrobial product protection helps fight the growth of stain and odor-causing bacteria that can cause product degradation. It offers a 2-year shelf life from date of production when stored in original unopened container. Made in the USA, this is a low VOC, environmentally friendly formulation with low odor, that is odorless when dry. * For planks greater than 5 and less than 12 inches wide, flooring must be installed above grade on wood substrate.