W 165 Low-flying Aircraft 11 Nov 2014 Category: Warning Signs Tag: Warning Signs Description Description W 165 Low-flying Aircraft Sign W 165 is for use on roads near airfields. It is used to warn of low-flying aircraft or sudden aircraft noise which may startle road users. Related products W 007LR Staggered Junctions – Left/Right Read more W 002R Side Road Right Read more W 011L Crossroads on Left Bend Read more W 007RL Staggered Junctions – Right/Left Read more