European Type Medical Automatic Airtight Sliding Door Opener Surface Mounting

European Type Surface Mounting Automatic Airtight Sliding Door Opener Features Original German system and imported DC brush motor make sure high life, high efficiency, maintenance-free of the door opener. 2The airtight door is directly externally attached to the wall, installation is quick and easy. Adopts unique airtight door running structure and compression technology, air tightness meets the requirements of the industry standard JG/T 257-2009. Unique sinking way, long sinking distance increasing air tightness,which is longer than general airtight door. The overall operation is smooth and quiet, Indoor and outdoor are very quiet. Environmental Protection and Energy Saving: The door body is solid and quick opening& closing can ensure minimum air circulation. It can prevent cold wind and dust from entering the places with cleanliness requirements and maintain constant temperature and humidity. Note：If you are interested, please contact with us. The cost is based on your needs