The present invention relates to an evacuation system (4) for a vessel (1) or offshore facility, comprising a storage unit (7) having a length, a width and a height defining a volume of the storage unit (7), the storage unit (7) in a storage situation being adapted to house one or more self-propelling, inflatable floatable units (5), the inflatable floatable units each having a capacity of more than 150 persons, and a deployment arrangement (8) having a displacement device, wherein a maximum height of the storage unit is 2.7 meters, and the displacement device is adapted to displace the one or more self-propelling, inflatable floatable units in a substantially horizontal and linear direction out of the storage unit (7) below the maximum height and subsequently lower the one or more self-propelling, inflatable floatable units (5) into the water in a substantially vertical direction.