Bostik Ultraset 3 in 1 is a high performance flooring adhesive, moisture control, and sound reduction membrane all in one. Bostik’s breakthrough AXIOS® Tri-Linking™ Polymer Technology is used in this formulation, maintaining the superior long term durability, moisture control and sound abatement properties of high end urethane adhesives. Unlimited moisture protection - the 3 in 1 formula eliminates the need for moisture barriers, Thickness Control™ Spacer Technology maintains the adhesive thickness between hardwood flooring and substrate, Extremely low moisture vapour permeability, Superior sound control typically outperforms 3mm rubber underlay, Anti-fracture performance can bridge cracks up to 3mm, Zero VOC (as calculated per SCAQMD Rule 1168), No restriction on board width or length, Blockade anti-microbial protection, Easy clean before and after cure, Applications Adheres parquet, cork, solid strip softwood, hardwood flooring, engineered flooring and bamboo flooring, Suitable substrates include concrete, terrazzo, ceramic tiles, timber, plywood and cement backer board,