White caulking material used for filling in hairline cracks prior to applying a coating. Epoxy Coat Acrylic Latex Caulk cures to form a tough, flexible, resilient bond to all common building material surfaces. It is water resistant and won’t shrink or crack due to changes in temperature. It can bond to: concrete/cement, granite, marble, metals, aluminum, ceramics, wood, glass, most plastics, PVC, steel, painted surfaces, and other common building material. It can be used for interior or exterior surfaces and can be painted over.