Pioneer PDP-433CMX Technical Manual page 48

Special Installation (Place product upright and flush into wall (embedding in the wall))
(2) Embedding in walls with no space provided behind the unit.
Attach this fan on the
left side
Panting (Punching) net
(numerical aperture 50% or
over)
Cation : Due to possible heat up, we do not recommend installation in narrow, enclosed areas.
✩ Operating Temperature Restrictions
• Ambient temperature: 0 to 35 °C
48
100mm or
more
[503CMX/503MXE]
100mm or
more
50mm or
more