Bosch Design Guide

1–800–944–2904 | bosch-home.com/us
Ventilation — 800 Series Downdraft Hoods
Downdraft Hoods Flexible Blower Installation | 800 Series | Ventilation | 151
800 Series Downdraft Hoods
Flexible Blower Installation – Rear Exhaust Example
150 | Ventilation | 800 Series | Downdraft Hoods Flexible Blower Installation
Application
Rear exhaust option is possible if ducting is more convenient with
this configuration
Requires at least 18" of clearance to fit the blower and transition
• Blower must be accessible for maintenance
• Can be used with optional Recirculation Kit, sold separately
• Elbow, ductwork, blower support structure frame not included
DHG602DUC
600 CFM Flexible Integral
Blo
wer
600 CFM flexible blower can
mount to downdraft or be
used as an inline blower, and
can be rotated to exhaust
downward or to sides
Required Blower
Required Accessories Required Accessories
HDDSTRAN8
8" Side / Rear Transition
for Downdraft
8" R
ound transition
enable ducting to be
at sides or rear of
downdraft for flexible
configurations to
maximize your kitchen
design
NOTE: HDDSTRAN8 side /
rear transition required for
side or rear exhaust
applications with inline
and remote blowers.
Optional Accessories
Optional Accessories
HDDREC5UC
Recirculation Kit for Downdraft
When ducting t
o the exterior is not
feasible, downdraft recirculation
kit allows filtered air to reenter
the kitchen while cooking
HDDREC5UC
Recirculation Kit for Downdraft
When ducting t
o the exterior
is not feasible, downdraft
recirculation kit allows
filtered air to reenter
the kitchen while cooking
HDDFIL
TUC
Charcoal Filter Replacement for Recirculation
Kit f
or Downdraft
Maintain performance of Bosch downdraft
recirculation kit with timely replacement
of charcoal filter to capture and filter odors
HDDFIL
TUC
Charcoal Filter Replacement for Recirculation
Kit f
or Downdraft
Maintain performance of Bosch downdraft
recirculation kit with timely replacement
of charcoal filter to capture and filter odors
HDD0RSP
30" Gas Cooktop Seal Kit for Downdraft
30" gas cookt
op seal kit required for
installation with 30" gas cooktops
HDD0RSP
30" Gas Cooktop Seal Kit for Downdraft
30" gas cookt
op seal kit required for
installation with 30" gas cooktops
HDD6RSP
36" Gas Cooktop Seal Kit for Downdraft
36" gas cookt
op seal kit required for
installation with 36" gas cooktops
HDD6RSP
36" Gas Cooktop Seal Kit for Downdraft
36" gas cookt
op seal kit required for
installation with 36" gas cooktops
NOTE: Some applications may require deeper cabinets. Side and rear exhaust require at least 18" of clearance to fit the blower and / or ductwork. Refer to installation
instructions.
800 Series Downdraft Hoods
Flexible Blower Installation – Recirculation Example
Application
Allows for non-ducted downdraft installation by eliminating the
need to exhaust to the exterior of the home
Mount to toe kick or base of a cabinet and attach directly to
flexible blower
Recirculation module and metal grill vent plate placement can be
rotated for flexible exhaust placement
• Elbow, ductwork, blower support structure frame not included
DHG602DUC
600 CFM Flexible Integral
Blo
wer
600 CFM flexible blower can
mount to downdraft or be
used as an inline blower, and
can be rotated to exhaust
downward or to sides
Required Blower
Page 5
INSTALL THE
RECIRCULATION BOX
1. Cut opening in cabinet base.
Size: 14 1/2” (368) x 15” (380)
Orientation depends upon direction of exhaust.
Double-check that blower outlet and recirculation box inlet will align.
2. Temporarily place recirculation box into opening in cabinet base.
Rotate back of box up slightly and insert exhaust end down into opening.
Mark location of exhaust opening in toe space, rear, or side of cabinet.
3. Remove recirculation box from opening.
4. Cut exhaust opening.
Size: 3 1/2” (89) x 14 1/4” (362)
This opening will be covered with decorative grille.
5. Replace recirculation box into opening in cabinet base.
If necessary, attach a length 3 1/4” (83) x 14” (356) duct extension (not
included) to extend from recirculation box outlet to decorative grille
location.
Seal the duct connection(s) with aluminum tape to make them secure and
air tight. Do not use duct tape.
Use 6 - #10 x .625” screws to secure recirculation box to cabinet base.
6. Install blower.
See blower instructions.
Use 8” (203) round duct to connect blower exhaust to recirculation box
inlet
Seal the duct connections with aluminum tape to make them secure and
air tight. Do not use duct tape.
Drill 1/8” (3) pilot holes through top of recirculation box and attach legs
to recirculation box with 4 - #8 x .375” screws.
7. Install decorative grille.
Use screws provided.
8.
CUSTOM-MADE
DECORATIVE GRILLE
You can make your own decorative grille. Use the decorative grille in
this kit as a template for the overall size and mounting hole locations.
The grille opening pattern is up to you.
2
min.
FILTER REPLACEMENT
6 months. However, this may vary, depending upon the type and
amount of cooking you do. Call customer service or your local
ALIGN BLOWER
OUTLET WITH
RECIRCULATION
BOX INLET
METAL 8” ROUND DUCT
(per local codes)
EXHAUST THROUGH
CABINET FRONT (TOE KICK)
BLOWER
EXHAUST THROUGH
CABINET SIDE
EXHAUST THROUGH
CABINET BACK
Blower mounted
to downdraft using
mounting legs.
BLOWER
Blower mounted to
framing in remote
location - using
mounting brackets.
MOUNTING
LEGS
Blower outlet and
recirculation box
inlet must align.
(See below.)
OPTIONAL REMOTE BLOWER MOUNT
EXHAUST
THROUGH
CABINET
BACK
EXHAUST
THROUGH
CABINET
SIDE
15”
(380)
14 1/2”
(368)
3 1/2" (89) x 14 1/4" (362)
EXHAUST OPENING
DECORATIVE
GRILLE
15"
(380)
14 1/2"
(368)
3 1/2" (89) x 14 1/4" (362)
EXHAUST OPENING
DECORATIVE
GRILLE
Measurements
in inches (mm).
DIMENSIONS
4 1/2”
(114)
16”
(406)
8”
(203)
6 1/2”
(165)
12 1/4”
(311)
17 1/2”
(445)
16”
(406)
14”
(356)
16”
(406)
15”
(380)
3 1/4”
(83)
3 3/4
(95)
Measurements
in inches (mm).
Page 5
INSTALL THE
RECIRCULATION BOX
1. Cut opening in cabinet base.
Size: 14 1/2” (368) x 15” (380)
Orientation depends upon direction of exhaust.
Double-check that blower outlet and recirculation box inlet will align.
2. Temporarily place recirculation box into opening in cabinet base.
Rotate back of box up slightly and insert exhaust end down into opening.
Mark location of exhaust opening in toe space, rear, or side of cabinet.
3. Remove recirculation box from opening.
4. Cut exhaust opening.
Size: 3 1/2” (89) x 14 1/4” (362)
This opening will be covered with decorative grille.
5. Replace recirculation box into opening in cabinet base.
If necessary, attach a length 3 1/4” (83) x 14” (356) duct extension (not
included) to extend from recirculation box outlet to decorative grille
location.
Seal the duct connection(s) with aluminum tape to make them secure and
air tight. Do not use duct tape.
Use 6 - #10 x .625” screws to secure recirculation box to cabinet base.
6. Install blower.
See blower instructions.
Use 8” (203) round duct to connect blower exhaust to recirculation box
inlet
Seal the duct connections with aluminum tape to make them secure and
air tight. Do not use duct tape.
Drill 1/8” (3) pilot holes through top of recirculation box and attach legs
to recirculation box with 4 - #8 x .375” screws.
7. Install decorative grille.
Use screws provided.
8.
CUSTOM-MADE
DECORATIVE GRILLE
You can make your own decorative grille. Use the decorative grille in
this kit as a template for the overall size and mounting hole locations.
The grille opening pattern is up to you.
2
min.
FILTER REPLACEMENT
6 months. However, this may vary, depending upon the type and
amount of cooking you do. Call customer service or your local
ALIGN BLOWER
OUTLET WITH
RECIRCULATION
BOX INLET
METAL 8” ROUND DUCT
(per local codes)
EXHAUST THROUGH
CABINET FRONT (TOE KICK)
BLOWER
EXHAUST THROUGH
CABINET SIDE
EXHAUST THROUGH
CABINET BACK
Blower mounted
to downdraft using
mounting legs.
BLOWER
Blower mounted to
framing in remote
location - using
mounting brackets.
MOUNTING
LEGS
Blower outlet and
recirculation box
inlet must align.
(See below.)
OPTIONAL REMOTE BLOWER MOUNT
EXHAUST
THROUGH
CABINET
BACK
EXHAUST
THROUGH
CABINET
SIDE
15”
(380)
14 1/2”
(368)
3 1/2" (89) x 14 1/4" (362)
EXHAUST OPENING
DECORATIVE
GRILLE
15"
(380)
14 1/2"
(368)
3 1/2" (89) x 14 1/4" (362)
EXHAUST OPENING
DECORATIVE
GRILLE
Measurements
in inches (mm).
DIMENSIONS
4 1/2”
(114)
16”
(406)
8”
(203)
6 1/2”
(165)
12 1/4”
(311)
17 1/2”
(445)
16”
(406)
14”
(356)
16”
(406)
15”
(380)
3 1/4”
(83)
3 3/4
(95)
Measurements
in inches (mm).