Avinor AS is in the process of upgrading anti pass back systems. This tender will cover the procurement of unidirectional gates and options for unidirectional and bidirectional doors. The main deliveries cover spare parts and consumables, training of personnel, etc. as specified in the tender documents. The contract runs for 4 years, with options to extend for 2 plus 2 years. The contract has a maximum limit of NOK 200 million.