Siliconized Acrylic Caulk is a water based acrylic caulk with silicone for added adhesion and low temperature flexibility. Provides excellent adhesion to brick, ceramic, vinyl, aluminum, painted surfaces, plaster, drywall, concrete, wood, glass, china and metal. Caulk around windows, baseboards, siding and trim, pipes, chimney flashings, air conditioners, ceiling and wall joints, door frames, moldings, corner joints, vents/ducts, masonry, tubs and sinks. Fills joints up to 3/8" wide x 3/8" deep. Tack free in 30 min; paintable in 2 HR with latex or oil-based paints.