Ubiquiti Networks airGriM - Manual (Page 5)

Hardware Installation
Assemble the airGrid according to your chosen polarization.
1. Attach the L-Bracket to the Grid Reflector by sliding the tabs
into the slots.
Vertical Polarization Horizontal Polarization
WARNING: The polarization of the airGrid must
match the polarization of its corresponding device
(horizontal to horizontal, vertical to vertical).
2. On the front of the airGrid, ensure the polarization indicator,
V or H, properly matches your desired polarization.
Vertical Polarization Horizontal Polarization