Miele DA 220-4 Operating And Installation Instructions page 29

If 6" (150 mm) ductwork is not possible
then 5" (125 mm) ductwork can be
used in conjunction with a reducing
collar available from Miele (see
"Installation / Air extraction" for further
details).
^ Drill four
3
/ " (5 mm) holes in the
16
ceiling.
The S10 wall anchors included in the
packaging are not for use in
USA/CDN. Be certain that the ceiling
is stable enough to support the
hood.
^ Secure the ducting to the mounting
plate using a hose clip.
Installation
29