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Typical Installation
Metal Building/Steel Deck Anchoring
1¼ inch (32 mm)
1¼ inch
(32 mm)
Corner Detail
H-G
H-GB
H-CUE
Size
Size
Size
060 - 075
-
060 - 075
080 - 095
-
-
-
080 - 095
101 - 121
071 - 131
098 - 131
131 - 141
141 - 161
141 - 161
150
-
160 - 180
180 - 200
180 - 200
-
220 - 240
-
260 - 300
All dimensions in inches (millimeters).
Typical Installation
Wood Deck Anchoring
1¼ inch (32 mm)
1¼ inch
(32 mm)
Corner Detail
H-G
H-GB
H-CUE
Size
Size
Size
060 - 075
-
060 - 075
080 - 095
-
-
-
080 - 095
101 - 121
071 - 131
098 - 131
131 - 141
141 - 161
141 - 161
150
-
160 - 180
180 - 200
180 - 200
-
220 - 240
-
260 - 300
All dimensions in inches (millimeters).
H-GPF Curb Height
8 to 18 inches
(203 to 457 mm)
(Optional 24 inch
(610 mm) SD Curb)
Roof Truss
H-CUBE
Fan Curb Cap
Size
-
17 x 17 (432 x 432)
-
-
17 x 17 (432 x 432)
-
19 x 19 (483 x 483)
098 - 131
19 x 19 (483 x 483)
141 - 161
22 x 22 (559 x 559)
-
-
26 x 26 (660 x 660)
180 - 200
30 x 30 (762 x 762)
-
220 - 240
34 x 34 (864 x 864)
-
300
40 x 40 (1016 x 1016)
H-GPF Curb Height
8 to 18 inches
(203 to 457 mm)
(Optional 24 inch
(610 mm) SD Curb)
Wood Decking
Wood Support Member
Nominal 2 x 4, 6, 8
H-CUBE
Fan Curb Cap
Size
-
17 x 17 (432 x 432)
-
-
17 x 17 (432 x 432)
-
19 x 19 (483 x 483)
098 - 131
19 x 19 (483 x 483)
141 - 161
22 x 22 (559 x 559)
-
-
26 x 26 (660 x 660)
180 - 200
30 x 30 (762 x 762)
-
220 - 240
34 x 34 (864 x 864)
-
300
40 x 40 (1016 x 1016)
Outside of Roof Curb
(1 inch (25 mm) less than
Fan Curb Cap)
1 inch (25 mm) Insulation
Roof Opening
Minimum 12 Ga. Steel
5 inch (127 mm) Mounting Flange
Outside Flange
Roof Opening
10½ x 10½ (267 x 267)
12½ x 12½ (318 x 318)
12½ x 12½ (318 x 318)
14½ x 14½ (368 x 368)
18½ x 18½ (470 x 470)
18½ x 18½ (470 x 470)
20½ x 20½ (521 x 521)
26½ x 26½ (673 x 673)
32½ x 32½ (826 x 826)
Outside of Roof Curb
(1 inch (25 mm) less than
Fan Curb Cap)
1 inch (25 mm) Insulation
Roof Opening
5 inch (127 mm) Mounting Flange
Outside Flange
Roof Opening
10½ x 10½ (267 x 267)
12½ x 12½ (318 x 318)
12½ x 12½ (318 x 318)
14½ x 14½ (368 x 368)
18½ x 18½ (470 x 470)
18½ x 18½ (470 x 470)
20½ x 20½ (521 x 521)
26½ x 26½ (673 x 673)
32½ x 32½ (826 x 826)
®
Use #12-14 self-drilling
screws or equal.
Fasteners one on each corner
as detailed.
Each side at center of unit.
Maximum fastener spacing
of 8 inches (203 mm), add
additional fasteners to satisfy.
Corrugated
Roof Deck
Center fasteners
on fl ange
Fasteners
Outside Flange
Per Side
5
26 x 26 (660 x 660)
5
26 x 26 (660 x 660)
5
28 x 28 (711 x 711)
5
28 x 28 (711 x 711)
5
31 x 31 (787 x 787)
5
35 x 35 (889 x 889)
7
39 x 39 (991 x 991)
7
43 x 43 (1092 x 1092)
7
49 x 49 (1245 x 1245)
Use #12 Wood Screws or equal into
minimum No. 1/No. 2 Southern Pine
wood support.
Fasteners one on each corner
as detailed.
Each side at center of unit. Maximum
fastener spacing of 6 inches (152 mm),
add additional fasteners to satisfy.
2 inch (51 mm)
Minimum Embedment
Center fasteners
on fl ange
Fasteners
Outside Flange
Per Side
5
26 x 26 (660 x 660)
5
26 x 26 (660 x 660)
5
28 x 28 (711 x 711)
5
28 x 28 (711 x 711)
5
31 x 31 (787 x 787)
7
35 x 35 (889 x 889)
7
39 x 39 (991 x 991)
7
43 x 43 (1092 x 1092)
9
49 x 49 (1245 x 1245)
5
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