The present invention provides valve (300) for a washing arm (200) for washing the interior of (insulated) containers (900) comprising at least two fluid passages (275, 280) and a valve (300) configured to close or open the first or the second fluid passage (275, 280). In addition, a device (100) for cleaning (insulated) containers (900) comprising said washing arm (200) is provided; and further also a line (500) for cleaning (insulated) containers (900) comprising said device (100). Moreover, methods for washing and/or drying (insulated) containers (900) are also provided.