Premium Acrylic Caulk is a upper siliconized acrylic resin exudation sealant designed for domestic applications for instrumentality tile and stone. Premium Acrylic Caulk is for a variety of caulking applications in bathrooms, kitchens and floors. Can be for caulking around sinks, tubs and showers. for sealing joints between countertop and backsplashes or for corner joints where walls meet.