AXIS T91A23 Tile Grid Ceiling Mount Flexible mount for drop-ceiling tile grids The unique AXIS T91A23 Tile Grid Ceiling Mount allows you to mount Axis cameras along existing ceiling tile grids in your environment. Reduce installation time and money with no need for drilling or damaging the tile, and minimum alteration is required when routing the Ethernet cable through the ceiling. The mount instantly grips the tile grid without needing any tools.