TJERNLUND PRODUCTS, INC.
1601 Ninth Street • White Bear Lake, MN 55110-6794
PHONE (800) 255-4208 • (651) 426-2993 • FAX (651) 426-9547
Visit our web site • www.tjernlund.com
READ OWNER'S INSTRUCTIONS CARE-
FULLY PRIOR TO INSTALLATION.
THESE INSTRUCTIONS MUST REMAIN
WITH EQUIPMENT. DO NOT DESTROY.
The Duct Booster® RB-Series Register Booster fans are designed to increase the flow of heated air in warm air heating systems or
cooled air in central air conditioning systems. The ultra-quiet Register Booster fans are ideal when the duct run serving the room is not
accessible to install a standard Tjernlund In-Line Duct Booster® fan. Plugs into a standard 115 VAC outlet. Control with built-in on/off
switch inside register or use a remote on/off switch or programmable timer, available from most do-it-yourself hardware stores. Optional
SCP speed control is also available from Tjernlund if desired.
Model
Voltage
RB10
115
RB12
115
RB10 Blower Housing
5 1/8"
3 15/16"
1. The Register Booster is designed for indoor use only and intended for use as described in these instructions.
2. Do not operate the Register Booster if it has a damaged power cord.
3. Do not install the Register Booster in areas that may be exposed to moisture. Do not use in areas such as a bathroom or laundry room.
4. Always disconnect the Register Booster from its power source before installation and servicing.
5. Do not operate the Register Booster with a damaged cord. Locate the Register Booster in a location where the electrical cord
will not be tripped on.
6. The Maximum operating temperature is 140
DESCRIPTION & OPERATION
Watts
Sones
RPM
20
1.4
1800
20
1.4
1800
4 9/16"
9 15/16"
RB10
2 9/16"
10 9/16"
11 1/8"
RB10 Blower Grille
5 3/4"
11 3/4"
O
F, 60
O
C.
©2010 TJERNLUND PRODUCTS, INC. ALL RIGHTS RESERVED
Duct Booster® Register Booster
Models RB10 & RB12
SPECIFICATIONS
CFM
75
75
RB12 Blower Housing
3 15/16"
11 15/16"
5 1/8"
RB12
12 11/16"
13 3/16"
RB12 Blower Grille
13 3/4"
4 9/16"
2 9/16"
5 3/4"
P/N: 8504170
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