The present invention relates to an evacuation system for a vessel or offshore facility, comprising a storage unit having a length, a width and a height defining a volume of the storage unit, the storage unit in a storage situation being adapted to house one or more self-propelling, inflatable floatable units, the inflatable floatable units each having a capacity of more than 150 persons, and a deployment arrangement 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 below the maximum height and subsequently lower the one or more self-propelling, inflatable floatable units into the water in a substantially vertical direction.