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  • Safety
    • Scope of delivery
      • Intended use
        • Product information
          • Unit overview
            • Overload protection
              • Technical data
                • Transport, storage
                  • Installation site
                    • Installation instructions
                      • Installation
                        • Installation in ducts
                          • DAR conversion to roof fan
                          • Electrical connection
                            • Connection information for electrics
                              • Connecting the fan electrically
                              • Earth connection
                                • Commissioning
                                  • Operation
                                    • Fault rectification
                                      • Spare parts
                                        • Accessories
                                          • Cleaning and maintenance
                                            • Cleaning
                                              • Maintenance
                                              • Decommissioning, dismantling
                                                • Environmentally responsible disposal
                                                  • EU declarations of conformity
                                                    • Company information