EVERBUILD CAULK ONCE is a premium acrylic caulk formulated to outperform all other conventional decorating caulks and flexible fillers. Manufactured using an advanced high quality polymer, CAULK ONCE offers superior adhesion, minimal shrinkage and outstanding flexibility as well as tooling down smoothly. CAULK ONCE offers a more durable, longer lasting product that will cope with joint movement over time, so unlike inferior products you wonÕt find yourself replacing it after only a few years, so APPLY ONCE Ð JOB DONE! CAULK ONCE can be overpainted, with most paint types, within 60 minutes. It is ideal for sealing and filling, prior to decorating, around skirting boards, door architraves, ceiling cornices, stair treads and risings, cupboards and other fixtures, adjoining walls.