MAPEI Grout Maximizer 49 fl oz Grout Additive Coarse Thread Nuts Valve connection size is 1 2 Putty Knife Valve connection size is 1 2 in Solar 5 in Series Name Grout Maximizer Unit of Measure Fluid ounce(s) Unit of Measure Quantity 49 Warranty 1 year limited Base Material Water based For Use with Acrylic No For Use with Unsanded Grout Yes UNSPSC 30111500 CA Residents: Prop 65 Warning(s) No For Use with Urethane Grout No For Use with Sanded Grout No easy clean surface that repels dirt and stains Use instead of water No additional sealing required No second trips for installers Ease of use one 49 oz bottle per 10 lb bag of MAPEI Keracolor Unsanded grout