The Bosch Design Guide

1–800–944–2904 | bosch-home.com/us
300 Series
21" – HUI31451UC
500 Series
29" – DHL755BUC
Custom Insert Hoods
• 400 CFM
• 2 Halogen Lights
• Aluminum Mesh Filters
• Slide Control Switch
21" HUI31451UC Custom Insert Hood 29" DHL755BUC Custom Insert Hood
3/8” (9 mm)
13 5/8”
(346 mm)
6 3/8”
(160 mm)
2 1/8” (55 mm)
6“ (150 mm)
9 3/4”
(248mm)
4“
(100 mm)
1 3/8” (35 mm)
8 7/8”
(225 mm)
15”
(380 mm)
20 7/8” (530 mm)
20 7/8” (530 mm)
9 3/4”
(248mm)
5
/8” (15 mm) min.
5/8” (16 mm)
13 7/8”
(325.3 mm)
5/8” (15 mm) min.
19 5/8”
(500.3 mm)
13 5/8”
(346 mm)
4”
(100 mm)
8 7/8”
(225 mm)
15”
(380 mm)
3/8”
(9 mm)
6 3/8” (160 mm)
2 1/8” (55 mm)
6” (150 mm)
13 3/4”
(348 mm)
1 3/8” (35 mm)
28 3/4”
(730 mm)
13 3/4”
(348 mm)
28 3/4”
(730 mm)
13 5/8”
(346 mm)
4”
(100 mm)
8 7/8”
(225 mm)
15”
(380 mm)
3/8”
(9 mm)
6 3/8” (160 mm)
2 1/8” (55 mm)
6” (150 mm)
13 3/4”
(348 mm)
1 3/8” (35 mm)
28 3/4”
(730 mm)
13 3/4”
(348 mm)
28 3/4”
(730 mm)
5/8” (16 mm)
5/8” (15 mm) min.
13 7/8”
(325.3 mm)
5/8” (15 mm) min.
27 5/8”
(700.3 mm)
Ventilation — 300 / 500 Series Custom Insert Hoods
Custom Insert Hoods | 300 / 500 Series | Ventilation | 149
300 / 500 Series Custom Insert Hoods300 / 500 Series Custom Insert Hoods
148 | Ventilation | 300 / 500 Series | Custom Insert Hoods
300 Series 500 Series
21" – HUI31451UC 29" – DHL755BUC
General Properties
Operating mode Ducted Ducted
Maximum CFM 400 CFM 400 CFM
Number of speed settings 3-stage 3-stage
Motor location Integrated motor in hood body Integrated motor in hood body
Number and type of lights 2 Halogen 2 Halogen
Total power of the lamps (W) 40 W 40 W
Damper included Yes Yes
Grease filter material Aluminum Aluminum
Grease filter type Multilayer cassette Multilayer cassette
Technical Details
Volts (V) 120 V 120 V
Frequency (Hz) 60 Hz 60 Hz
Plug type 120V-3 prong 120V-3 prong
Power cord length (in.) 51" 51"
Dimensions & Weight
Overall appliance dimensions (width of canopy included)
(HxWxD) (in.)
10" x 20
3
/
4
" x 15" 6
1
/
4
" x 28
11
/
16
" x 15"
Required distance above cooktop / range cooking surface Min. 30" electric / 30" gas Min. 30" electric / 30" gas
Diameter of air duct (in.) top 6" 6"
Net weight (lbs) 19 lbs 23 lbs