EliteProAV Offers Large-Venue Projector Screen EliteProAV has released the Manual Grande projector screen. By RS Staff Published: April 10, 2017 ⋅ Updated: April 15, 2019 EliteProAV has released the Manual Grande projector screen. Large venue presentations are essential with most organizations and facilities. The Manual Grande is designed to accommodate large group presentations and is built significantly larger than non-electric retractable projection screens currently available on the market. Its manual operation incorporates a bead chain clutch system similar to the mechanism used in controlling large window drapes.