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SW Series Aluminum Shutters

Application:

The SW series shutters are designed for two types of applications. First, for vertical operation as a fan intake. When used for fan intake, the shutters open when the fan is on and will close when the fan turns off. The SW shutters can also be used as vertical or horizontal operation as an air inlet and can be motor operated.

Technical Specifications

SW Series Features:

  • Ready-to-install with no assembly required.
  • Aluminum shutters offer a visually attractive appearance and are corrosion resistant.
  • Shutters can be mounted to fans or mounted in building walls as motor operated air inlets.
  • Mounting holes in frame.

Standard Construction:

  • SW Shutter detailsFrame: aluminum, 0.077"t
  • Blade: aluminum, 0.020"t
  • Pivot Pins: aluminum, 0.156" dia.
  • Fasteners: stainless steel
  • Linkage: plastic pins with tie bar
  • Mounting Flange: 11/2"W. on all sides
Dimensional Data:
Catalog
No.
Shutter
Size, sq.
Wall Opening
W. x H.
Net Free
Opening (ft2)
CFM1
SW15
SW18
SW21
15"
18"
21"
15 1/4" x 15 1/2"
18 1/4" x 18 1/2"
21 1/4" x 21 1/2"
1.15
1.75
2.45
920
1,400
2,000
SW24
SW27
SW30
24"
27"
30"
24 1/4" x 24 1/2"
27 1/4" x 27 1/2"
30 1/4" x 30 1/2"
3.25
4.20
5.20
2,600
3,400
4,200
SW33
SW362
SW393
33"
36"
39"
33 1/4" x 33 1/2"
36 1/4" x 36 1/2"
39 1/4" x 39 1/2"
6.35
7.35
8.70
5,100
5,900
7,000
SW42
SW45
SW482
42"
45"
48"
42 1/4" x 42 1/2"
45 1/4" x 45 1/2"
48 1/4" x 48 1/2"
10.15
11.70
13.50
8,100
9,400
10,800
SW514
SW545
SW60
51"
54"
60"
51 1/4" x 51 1/2"
54 1/4" x 54 1/2"
60 1/4" x 60 1/2"
15.30
17.20
21.50
12,200
13,800
17,200

1CFM (Cubic feet per minute) numbers are to be used when SW shutters are used as an air inlet either manually or motor operated
2SW36 and SW48 can not be used with galvanized or fiberglass housing
3SW39 used with 36" fans with galvanized tilt housing
4SW51 used with 48" fans with galvanized tilt housing before 1/89
5SW54 used with 48" fans with galvanized tilt housing after 1/89



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