Inline-Motor Strato 4:3 is a stationary roll-up projection screen from AV Stumpfl with a 280 × 210 cm screen format and 4:3 aspect ratio. It features a white RAL 9016 powder-coated extruded aluminium casing and a STRATO matt-white coated non-woven glass-fibre projection surface with gain 1.0. The motor drive uses a fast, silent 230 V tube motor with an electromagnetically released disk brake and overtemperature protection. The complete set includes the frame, stand and projection surface.