The Gilgen STW automatic sliding wall system in its WK2 configuration has been tested to European standards. It successfully fulfils the requirements regarding static and dynamic stress loads, along with the break-in tests specified for the WK2 rating. In the closed position, the wings engage with each via a groove and comb. In the closed wall position, automatic locking of the final leaf. The automatic, German Association of Burglary Prevention (VdS)-tested locking mechanism can be connected, if desired, to the customer’s own alarm system.