Ceramic tile caulk is used for caulking around sinks, tubs, showers, and where tile meets tile on another surface. It also adheres bath fixtures and loose tile. Flexible & resists cracking. Maximum joint width and depth should not exceed 1/4 In. (6 mm). Allow 24 hours of drying time before exposing to water. Service range: -20 F To 180 F. Interior use only. Do not use to install grab bars or in areas with constant water exposure.