The term 'Projection Room Item' refers to the equipment used in a projection room, which is a room where films are projected onto a screen. The two crossword solutions for this term are 'REEL' (4 letters) and 'Moviereel' (9 letters). A REEL is a cylindrical device used to store film, usually made of metal or plastic. A moviereel is a type of REEL that is specifically designed to store and play motion pictures.