Laticrete Stonetech Natural Stone Countertop Sealer is an easy-to-use, water-based sealer that provides heavy protection against most water- and oil-based stains to preserve the natural look of stone. 

Stonetech Natural Stone Countertop Sealer is ideal for interior and exterior installations, including countertops, shower walls, thin bed walls and cement backer board walls. Recommended surfaces include marble, granite, limestone, quartzite, Bluestone, travertine, sandstone, slate and flagstone.