- 15 oz. Spray
511 Spray-On Grout Sealer
511 Spray-On Grout Sealer is a fast and easy way to seal tile and stone grout. It provides an invisible barrier resistant to oil, stains, and water absorption. It can be applied as soon as 2 hours after grouting. If applying to existing grout, it needs to be clean, dry and free of any sealers or coatings.