in a device for applying paint on surfaces , more particularly on ceilings and walls by means of a paint roller , mounted in rotating position on a stirrup which can be attached to a stirrup carrier , preferably a handle clean and comfortable working and high safety standard is ensured due to a paint roller to which a device for the protection against sprays is assigned , the device being retractable from a work position , which encloses the circumference of the paint roller at the side of the stirrup carrier like a tub , into a release position releasing the paint roller and vice versa .