AV Stumpfl Monoblox surface RP 1:1 is a rear-projection surface with a square 1:1 aspect ratio and R10 surface gain code. The supplied surface has an overall size of 447 × 447 cm and a usable projection area of 427 × 427 cm. This product is supplied as the projection surface only; the frame and stand are separate articles. The net weight is 7.5 kg, and the manufacturer article number is BXF-RQ447447A1.