Best 427 Specification Sheet

Page of 2
Broan-NuTone LLC
, 926 West State Street, Hartford, WI 53027 (1-800-637-1453)
NuTone, Inc.,
 4820 Red Bank Road, Cincinnati, OH 45227 (1-800-543-8687)
Broan-NuTone Canada, Inc.,
 1140 Tristar Drive, Mississauga, Ontario L5T 1H9 (1-888-882-7626)
10
1
2
23
1
2
1" 
HIGH
DUCT COLLAR
3
4
Model 332KR
Exterior Blower
Rough-in Kit
Models
335 &
336
Exterior
Blowers
DIA
*
*
*
* Model 336
dimensions
SPECIFICATION SHEET
REFERENCE
QTY.
REMARKS
Project
Location
Architect
Engineer
Contractor
Submitted By
Date
50F
99043135B
Provides high ventilation and durable construc-
tion to meet the needs of professional-quality
home cooktops.
FEATURES
BLOWERS:
Model RM325H 
*
600 cfm, 120 VAC,  3.3 Amps
Interior-mounted, single-wheel design - attaches
to rough-in plate
Includes Rough-in Kit.
Uses 7” round duct (purchase separately)
Model RM326H 
*
1200 cfm, 120 VAC,  5.0 Amps
Interior-mounted, dual-wheel design - attaches
to rough-in plate
Includes Rough-in Kit.
Requires 4½ x 18½ to 10” round transition and
10” round duct (purchase separately)
Model 331H / 332H / 335 / 336
600 / 900 / 1200 / 1500 cfm
120 VAC, 2.3 / 5.8 / 3.0 / 3.8 Amps
Exterior-mounted, all aluminum construction
Use with 10” round duct (purchase separately)
Requires Model 332KR Rough-In Kit (pur-
chase separately)
RANGEMASTER 
®
BLOWER / ROUGH-IN KITS
AND DUCTING ACCESSORIES
For use with Broan
RM60000 Series
Range Hoods
Model RM326H
Blower /
Rough-in
Kit
Model RM325H
Blower /
Rough-in
Kit
Models
331H &
332H
Exterior
Blowers
MODEL VOLTS
HZ AMPS
CFM
DUCT
RM325H
120
60
3.3
600
7” Rd.
RM326H
120
60
5.0
1200
4½” x 18”
331H
120
60
2.3
600
10” Rd.
332H
120
60
5.8
900
10” Rd.
335
120
60
3.0
1200
10” Rd.
336
120
60
3.8
1500
10” Rd.
HVI-2100 CERTIFIED RATINGS comply
with new testing technologies and
procedures prescribed by the Home
Ventilating Institute, for off-the-shelf
products, as they are available to
consumers. Product performance is rated
at 0.1 in. static pressure, based on tests
conducted in AMCA’s state-of-the-art test
laboratory. Sones are a measure of
humanly-perceived loudness, based on
laboratory measurements.
SPECIFICATIONS
Model 418
10” Round
90
0
 Elbow
Model 423
4½ x 18½ to 10” Rd.
Vertical Transition
9
13
¼
Model 424
4½ x 18½ to 10” Rd.
Front/Rear Transition
Model 454
4½ x 18½
to 10” Rd.
Right
Transition
(not shown)
Model 427
4½ x 18½ to 10” Rd.
Vertical Transition
Model 453
4½ x 18½
to 10” Rd.
Left
Transition
(shown)