DAP® ALEX® Painter’s Acrylic Latex Caulk ensures a durable seal to prevent air and moisture from passing through cracks and joints. It applies smoothly and easily and resists cracking and chalking. ALEX® Painter’s is paintable with latex and oil based paints and can be used for both interior and exterior applications. It cleans up easily with water, is low in odor and has a low VOC content.