Abstract: A screen for a skylight which is mounted on a substantially flat roof and which includes a frame having spaced apart vertical walls extending upwardly from the roof. The screen includes a plurality of longitudinal bars and a plurality of transverse bars secured thereto so as to form a plurality of rectangular openings. The transverse bars having a central portion forming an arch that is adapted to overlie the skylight. The transverse bars also include end portions having a substantially vertical section merging into the central portion and a substantially horizontal end section extending outwardly. The end sections are adapted to act as a foot allowing said screen to rest on and be supported by the roof. The transverse rods also include an intermediate section between the vertical section and the horizontal section that is spaced from the corner formed between the roof and each of the vertical walls of the skylight frame.