Caulk has a wide range of applications. Decorators use caulk filler to fill gaps and cracks and produce a finish ready for decorating. Ideal for using around your skirting boards, ceiling and architraves. Decorator caulk is a flexible acrylic filler, that provides a tough elastic rubber seal and drys within hours. It remains flexible, so is effective in areas where movement occurs. Appliation is made via a gun, as it is not a powder filler it cannot be rubbed down but can be painted over.