Greenheck SSWDR-53 - Manual
Greenheck SSWDR-53 – Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.
SSWDR-53
Stainless Steel Round
Backdraft Damper
APPLICATION
Model SSWDR-53 is a round backdraft damper
which may be mounted horizontally for airflow up or
down, or mounted vertically for horizontal airflow.
RATINGS
Pressure:
3 in. wg (.7 kPa)
Velocity:
2000 fpm (10.2 m/s)
Temperature:
180°F (82°C)
STANDARD CONSTRUCTION
Frame:
20 ga. (1mm) 304 stainless steel
Blades:
24 ga. (.7mm) 304 stainless steel
Blade Seal:
closed cell neoprene/EPDM/SBR
blend
SIZE LIMITATIONS
(available in 1 in. [25mm]
increments)
Minimum Size:
4 in. (102mm)
Maximum Size:
24 in. (610mm)
OPTIONAL FEATURES
Extended Frame
3.25 in.
(83mm)
L
Frame
Extended Frame
Springs
Seal
Airflow
Copyright © 2008 Greenheck Fan Corporation
SSWDR-53 Rev. 2 October 2008
Diameter is approximately 1/8 in. (3mm) undersize.
Frame Dimensions
Damper Model
Length
SSWDR-53 Standard Frame
3.25 in.
(83mm)
SSWDR-53 Extended Frame
Damper Diameter
Length
“L”
5 in. - 10.999 in.
(127mm - 279mm)
7.25 in.
(184mm)
11 in. - 16.999 in.
(279mm - 432mm)
10.25 in.
(260mm)
17 in. - 24 in.
(432mm - 610mm)
13.25 in.
(336mm)
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