19" Lüfterfach mit 2 Lüftern für Triton Rack

Ventilation
These fan units are designed for free-standing cabinets.Fan units are installed
to the top or bottom of the cabinet as required and according to type from
inside or outside. Exception is tangencial fan unit for Octagon, which is
attached to the corner of the cabinet. For installation to the 19“ rails we
offer 19“ fan units .
!!! New fan unit for free-standing cabinets – installation from the outside
    of the cabinet !!!

In case the fan unit is installed to the bottom of the cabinet without base
it is necessary to use the frame for installation of the fan unit to the
bottom of the cabinet (optional!).