AmeriPolish X-Link WB Surface Sealer and stain protector for exterior and interior concrete. X-Link WB Surface Sealer™ is a fast drying water-based sealer that protects and beautifies decorative concrete. X-Link is designed for use with ColorJuice3D® Concrete Colorant Concentrate, but may also be used on uncolcored concrete or with other compatible color products, in both exterior and interior applications. It is ideal for any concrete finish including porous finishes such as broomed, stamped, and exposed-aggre-gate concrete, concrete masonry and other cementitious surfaces, as well as porous brick, natural and manufactured stone, stucco, slate, unglazed tile, and flagstone.