Type-tested and monitored security by ECB·S. Certified burglary protection according to EN 1143-1. Rear wall with a 10 mm thick steel construction with stainless steel content as protection against thermal cutting: more security and maximum utilization of wall thickness, no concrete rear wall needed. The door is double-walled, with a door plate made of 10 mm SM steel. Lock protection armor made of manganese steel. Three-sided locking with strong square bolts, locking bolts with two integrated steel rollers each as double thermal cutting protection. Continuous rear engagement rail on the hinge side. Door with fire protection material according to DIN 4102-A1. Body with a continuous fire rebate. Folder depth. Adjustable shelf: Size 5: one shelf, sizes 6 and 8: two shelves. Optionally available with an inner safe. Coating: two-tone. Security plus: double, non-resettable emergency locking system, patented. Special impact protection in front of each locking bolt and in front of the lock. Left door hinge: available upon request at no extra charge. Version E "SecuTronic": electronic combination lock VdS certified, Class 2. Up to ten six-digit user codes. Includes two Mignon LR 06 AA batteries. The lock fitting protrudes 18 mm.