Greenheck SSFD-150 Installation Instructions page 4

Sizing Data
H*
W*
Sizing Data
Dampers larger than maximum single section size are supplied in 2 or more sections of equal size. If ordered with a
factory sleeve, multi-section dampers are factory assembled ready for installation. If ordered without a factory sleeve,
multi-section dampers require field assembly.
The following chart show minimum and maximum damper sizes. Dimensions are in inches (mm in parentheses).
Inches (mm)
Single
Section
Vertical
Multi
Section
Vertical**
Single
Section
Horizontal
*1 With 2 in. (50mm) offset. Sizes adjust with 0 offset and 1 in. (25mm) offset.
SSFD-150 Type B & B2 cont....
H* O*
W*
Type B
O*
Type B2
SSFD-150 Type CR, CO, C & R
Type CR
Minimum Maximum Minimum
3 41
(76) (1041) (76 X 76)
NA
3 30
(76) (762) (76 X 76)
H*
3 (76)
4 (102)
5 (127)
6 (152)
7 (178)
8 (203)
9 (229)
10 (254)
11 (279)
12 (305)
13 (330)
14 (356)
15 (381)
HORZONTAL MOUNT
16 (406)
17 (432)
18 (457)
19 (483)
20 (508)
21 (533)
22 (559)
* Dimensions in inches (mm). These dimensions are furnished
(6mm) undersize. (All 'H' dimensions larger than 43 in. (1092mm) are two
sections high. The bottom section is a Type A and the top section is a
Type B.)
Type CO & C
Maximum
3 X 3 46 X 41
(1168 X 1041)
94 X 41 or
118 x 34
NA
(2388 x 1041
or 2997 x 864)
3 X 3 34 x 31
(864 x 787)
O* H*
5 (127) 23 (584)
6 (152) 24 (610)
7 (178) 25 (635)
8 (203) 26 (660)
9 (229) 27 (686)
10 (254) 28 (711)
11 (279) 29 (737)
12 (305) 30 (762)
13 (330) 31 (787)
14 (356) 32 (813)
15 (381) 33 (838)
16 (406) 34 (864)
18 (457) 35 (889)
19 (483) 36 (914)
20 (508) 37 (940)
1 1/2
21 (533) 38 (965)
22 (559) 39 (991)
23 (584) 40 (1016)
24 (610) 41 (1041)
26 (660) 42 (1067)
Type R*1
Minimum Maximum
3 30
(76) (762)
46
NA
(1168)
3 34
(76) (864)
O*
27 (686)
28 (711)
29 (737)
30 (762)
31 (787)
32 (813)
33 (838)
34 (864)
36 (914)
37 (940)
38 (965)
39 (991)
40 (1016) VERTICAL MOUNT
41 (1041)
42 (1067)
1 1/2
Varies
in. in.
44 (1118)
45 (1143)
46 (1168)
47 (1194)
48 (1219)
⁄ in.
1
4
K dim.
Sleeve
Length
Varies