Improved mechanical Interlock for double door enclosuresPosted on 3 April 20237 July 2023 Category: NewslettersNow, you can add this option on double doors that have central posts like the 5412 ESDD or the 5412 ESBUDD. Add this option on double doors that have central posts like the 5412 ESDD or the 5412 ESBUDD. New safer system The main door cannot be closed when the secondary door is open.
