excellent ploymer mortar powder 1.Eco-friendly,Innocuous,anti aging,weather fastness 2.Peaceability,water-retaining proper excellent ploymer mortar powder1.Eco-friendly,Innocuous,anti aging,weather fastness2.Peaceability,water-retaining property, direction for use1. construction preparation(1) basic level processing:clearing the partition which affect the bond. the wall space must be wet before ...