A temporary barrier 30 comprises a barrier panel 11 manufactured from a moulded plastics material and an end-to-end connector arrangement 34a, 34b, wherein the barrier panel 11 is moulded with at least one mounting location 33a for locating a connector element 34a of the end-to-end connector arrangement, allowing the connector element 34a to be affixed at the mounting location 33a, to extend from the barrier panel 11 to be able to connect in end-to-end fashion to an adjacent temporary barrier to be provided.