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