The Bosch Design Guide
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Ventilation — 800 Series Downdraft Hoods
Downdraft Hood Installation Accessories | 800 Series | Ventilation | 155154 | Ventilation | 800 Series | Downdraft Hood Transitions
• Flexible transition design allows for left, right, rear or downward venting
• Front rough-in plate may be used with a 6" round duct or elbow
• Ability to use with DHG6015NUC inline or DHG6023RUC remote blowers
• Some blower positions may need deeper cabinets. See installation guide
• Flexible transition design allows for left, right, rear or downward venting
• For DHG602DUC flexible downdraft blower used as inline installation
• Some blower positions may need deeper cabinets. See installation guide
NOTE: HDDSTRAN6 or HDDSTRAN8 required for side, rear or downward
exhaust applications with inline and remote blowers.
6" Round transition
enable ducting to
be at sides, rear or
below downdraft for
flexible configurations
to maximize your
kitchen design
800 Series Downdraft Hoods
Inline or Remote Blower Installation – Round Front Downdraft Plates
800 Series Downdraft Hoods
Inline or Remote Blower Installation – Side / Rear / Downward Transitions
Inline or Remote Blower
Installation – Transition for
Rectangular Duct for Downdraft
Inline or Remote Blower
Installation – 2' Rectangular
Duct for Downdraft
• Front rough-in plate design allows for front venting
• Front rough-in plate may be used with a 6" round duct
or elbow
• Ability to use with DHG6015NUC inline or DHG6023RUC
remote blowers
Rectangular duct transition required to connect 2' rectangular
duct to downdraft
2' Rectangular duct can be used as extension to exhaust
through a cabinet or wall while maximizing cabinet
storage space
• Duct can be used as an extension to exhaust through a
cabinet or wall
• May be attached to sides or rear of downdraft housing
• HDDRECTRN transition needed to connect HDD2RECTD
to downdraft housing
• For use with remote or inline blowers
• Front rough-in plate design allows for front venting
• Front rough-in plate may be used with a 8" round duct
or elbow
• For DHG602DUC flexible downdraft blower used as
inline installation
HDDFTRAN6
6" Round Front Plate for Downdraft
HDDSTRAN2
Transition for Rectangular Duct for Downdraft
HDD2RECTD
2' Rectangular Duct Downdraft
HDDFTRAN8
8" Round Front Plate for Downdraft
NOTE: HDDFTRAN6 or HDDFTRAN8 front plate required for front exhaust applications with inline and remote blowers.
6" Front rough-in plate
enable ducting to be at
front of downdraft, for
use with inline and remote
blower applications
8" Front rough-in plate
enable ducting to be at
front of downdraft, for
use with inline and remote
blower applications
HDDSTRAN6
6" Side / Rear / Downward Transition for Downdraft
HDDSTRAN8
8" Side / Rear / Downward Transition for Downdraft
8" Round transition
enable ducting to
be at sides, rear or
below downdraft for
flexible configurations
to maximize your
kitchen design