MAPEI Porcelain 50 lb Gray Powder Thinset Mortar Workshop Supplies The black and red chassis and steel yoke housing The black and red chassis feels sculptural in hand Light output is approximately equal to (3 1 2) 100 Watt incandescent bulbs Use Over Exterior Grade Plywood Yes (no additive required) Use Over Concrete Yes Warranty 1 year limited Series Name Porcelain Unit of Measure Pound(s) Unit of Measure Quantity 50 Rapid Setting No Color Finish Family Gray Freeze Resistant Post Installation Yes Product Type Powder For Use with Garage Walls Yes UNSPSC 30111500 For Use with Shower Walls Yes Manufacturer Color Finish Gray 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 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 Maximum Coverage Area (Sq Feet) 90 For Use with Bathroom Floors Yes Required Additional Components Water For Use with Pools No For Use with Patios Yes For Use with Fireplace Exteriors No Tile Size No sides greater than 15 in