The robust STA 22 automatic door is particularly suitable for special entrances and applications using heavy door leaves. Operator technology is particularly stable and reliable and has maintained its position successfully in the market for many years. The STA 22 automatic sliding door is the ideal solution for special heavy duty applications.
The internationally approved redundant design (RED) for escape doors consists of a double drive unit, two combined but independent controls, and a battery to perform an emergency movement in case of power failure.