This universal indoor & outdoor zip screen adopts a compact 100×100mm cassette with plug-in mounting for easy installation. It supports optional three-piece snap-in side rails and hollow zipper guide rails to boost wind resistance strength. Equipped with thickened 63mm double-layer tube, it can reach a maximum width of 3.8m and height within 3.2m, and provides four operating options including chain control, hand push, hand crank and motorized system to meet various customer demands.