Bosch WTG865H2UC/01 Use And Care Manual / Installation Instructions page 12

Under counter (Less Desirable)
If front of the appliance is covered ventilation openings
must be installed.
E & F are minimum area sizes
E 63 sq.in.
F 63 sq.in.
G & H
actual spacing dimensions for min. open area sizes
G 3 in.
H 14 in.
12
404 sq. cm
404 sq. cm
7.6 cm
35.6 cm