MAPEI Mosaic and Glass Tile 10 lb White Powder Thinset Mortar 4x4 Post it is unfaced XPS foam This gate not only it is unfaced XPS foam board Functional for cooking and serving Use Over Exterior Grade Plywood Yes (requires additive) Use Over Concrete Yes Warranty 1 year limited Series Name Mosaic and Glass Tile Unit of Measure Pound(s) Unit of Measure Quantity 10 Rapid Setting No Color Finish Family White Freeze Resistant Post Installation Yes Product Type Powder For Use with Garage Walls Yes For Use with Pools Yes UNSPSC 30111500 For Use with Shower Walls Yes For Use with Vinyl Floors No For Use with Garage Floors Yes For Use with Bathroom Walls Yes Use Over Cement Backer Board Yes CA Residents: Prop 65 Warning(s) Yes Manufacturer Color Finish Bright White For Use with Fireplace Exteriors Yes For Use with Kitchen Counters Yes Use Location Outdoor Type Thinset mortar For Use with Shower Floors Yes Unmodified No For Use with Kitchen Backsplashes Yes For Use with Bathroom Floors Yes Required Additional Components Water For Use with Patios Yes Tile Size No sides greater than 15 in porcelain and ceramic tile (up to 15 in x 15 in) Non sag performance: great for sheet mounted mosaics where final alignment is critical Bright white color enhances the appearance of transparent or translucent glass or stone tile Mix with water no additive required Use on floors and walls When mixed with MAPEI Polymer Additive: for submerged installations subject to continuous water immersion or extreme moisture conditions swimming pools