
Top Quality Dmnh01 Automatic Hermetic Sliding Door for Hospital. National Patent Protection: Holds patents 201110293268.5 and 201110294124.1 for unique hermetization structure. Grade 8 Hermetization: Meets highest grade 8 of national standard GB/T 7106-2008 for air tightness. Global Certifications: Certified with ISO9001:2008, CE, and TUV for international compliance. German Dunker Motor: Features German Dunker brush motor for longer life, higher efficiency, and maintenance-free operation. Adjustable Speed Control: Opening and closing speeds adjustable from 250 to 550mm/s. Unique Sinking Structure: Max 15mm downwards and 10mm inwards sinking ensures tight sealing with floor and frames. Quiet Operation: Designed for quiet and fast operation with excellent sound insulation performance. Barrier-Free Design: Humanized design provides maximum convenience and safety for patients and wheelchairs.