29mm ventana horizontal Slider window that consists of some ventana shape at shutter. The windows open with the sash sliding left or right. Some people nd a sliding glass window easier to open and close than a crank-style window. Since they slide open without protruding, horizontal sliders are an excellent choice for rooms facing walkways, porches or patios. Horizontal slider windows are a
favourite for contemporary style homes and are also popular for satisfying bedroom egress requirements. In a single slider, one sash slides to open. In a double slider, both sashes open, this can be great for providing air circulation to a room.