An automated storage and retrieval system comprising a three-dimensional storage grid with a plurality of storage columns for storing containers, one or more container handling vehicles having lifting devices for lowering and raising storing containers, and where the container handling vehicles are operating on the storage grid and within a working space arranged above the storage grid, for retrieving storage containers from, and storing storage containers in the storage columns, and for transporting the storage containers horizontally across the storage grid, the automated storage and retrieval system further comprises: - at least two different temperature zones (25, 26) arranged horizontally relative to the storage grid, and where the storage grid is arranged in at least one of the temperature zones (25, 26), - a thermal barrier dividing the at least two temperature zones (25, 26), - an access point accessible from one of the temperature zones (25, 26), and a port column for transferring storage containers in and out of the storage grid, - an elevator for lowering and raising a storage container between the access point accessible from one temperature zone on one side of the thermal barrier and a transfer zone in the storage grid for conveying storage containers between the elevator and the port column of the storage grid accessible to the one or more container handling vehicles within another temperature zone on the other side of the thermal barrier, and wherein the elevator comprises a plurality of shelves for conveying the storage containers between the different temperature zones (25, 26), characterised in that the elevator is a rotating elevator, wherein an upper part of the rotating elevator protrudes above a normal level of the thermal barrier. - at least two different temperature zones (25, 26) arranged horizontally relative to the storage grid, and where the storage grid is arranged in at least one of the temperature zones (25, 26), - a thermal barrier dividing the at least two temperature zones (25, 26), - an access point accessible from one of the temperature zones (25, 26), and a port column for transferring storage containers in and out of the storage grid, - an elevator for lowering and raising a storage container between the access point accessible from one temperature zone on one side of the thermal barrier and a transfer zone in the storage grid for conveying storage containers between the elevator and the port column of the storage grid accessible to the one or more container handling vehicles within another temperature zone on the other side of the thermal barrier, and wherein the elevator comprises a plurality of shelves for conveying the storage containers between the different temperature zones (25, 26), characterised in that the elevator is a rotating elevator, wherein an upper part of the rotating elevator protrudes above a normal level of the thermal barrier. to the one or more container handling vehicles within another temperature zone on the other side of the thermal barrier, and wherein the elevator comprises a plurality of shelves for conveying the storage containers between the different temperature zones (25, 26), characterised in that the elevator is a rotating elevator, wherein an upper part of the rotating elevator protrudes above a normal level of the thermal barrier.