Typical Anchoring

Metal Building/Steel Deck Anchoring

Corner Detail

11/4 in. (32 mm)

11/4 in.

(32 mm)

 

 

 

 

 

 

 

 

 

 

 

 

Outside of Roof Curb

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1 in. (25 mm) less than

 

 

 

 

 

 

 

 

 

 

 

 

 

Fan Curb Cap

 

 

 

 

 

 

 

 

 

 

 

1 in. (25 mm) Insulation

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

H-GPF Curb Height

 

 

 

 

 

 

 

 

 

 

 

 

 

8 to 18 in. (203 to 457 mm)

 

 

 

 

 

 

 

 

 

(Optional 24 in. (610 mm) SD Curb)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Roof Opening

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Minimum 12 ga Steel

Roof Truss

5 in. (127 mm) Mounting Flange

 

 

Outside Flange

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 in. (203 mm), add additional fasteners to satisfy.

Corrugated Roof Deck

Center fasteners on flange

USGF

Fan Curb Cap

Roof Opening

Fasteners Per Side

Outside Flange

Size

 

 

 

 

 

 

 

 

 

141 - 161

22 x 22 (559 x 559)

181/2 x 181/2 (470 x 470)

5

31 x 31 (787 x 787)

 

 

 

 

 

180 - 200

30 x 30 (762 x 762)

201/2 x 201/2 (521 x 521)

7

39 x 39 (991 x 991)

 

 

 

 

 

All dimensions in inches (millimeters).

Wood Deck Anchoring

Corner Detail

11/4 in. (32 mm)

11/4 in.

(32 mm)

Outside of Roof Curb 1 in. (25 mm) less than Fan Curb Cap

1 in. (25 mm) Insulation

H-GPF Curb Height

8 to 18 in. (203 to 457 mm) (Optional 24 in. (610 mm) SD Curb)

Roof Opening

Wood Decking

5 in. (127 mm) Mounting Flange

Wood Support Member

Nominal 2 x 4, 6, 8

Outside Flange

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 in. (152 mm), add additional fasteners to satisfy.

2 in. (51 mm) Minimum Embedment

Center fasteners on flange

USGF

Fan Curb Cap

Roof Opening

Fasteners Per Side

Outside Flange

Size

 

 

 

 

 

 

 

 

 

140 - 160

22 x 22 (559 x 559)

181/2 x 181/2 (470 x 470)

7

31 x 31 (787 x 787)

 

 

 

 

 

180 - 200

30 x 30 (762 x 762)

201/2 x 201/2 (521 x 521)

7

39 x 39 (991 x 991)

 

 

 

 

 

All dimensions in inches (millimeters).

Model Number Code

The Model number system is designed to completely identify the fan. The correct code letters must be specified to designate the correct configuration. The remainder of the model number is determined by the size and performance selected from the following pages.

USGF - 140 HP - 5

Configuration

Ultimate Steel Grease Fan

Fan Size

140 through 200

Motor HP

4 = 14

10 = 1

30 = 3

3 = 13

15 = 112

50 = 5

5 = 12

20 = 2

75 = 712

7 = 34

 

 

Pressure Level

HP - High Pressure Wheel

XP - Extended High Pressure Wheel



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Image 9
Greenheck Fan USGF manual Typical Anchoring, Metal Building/Steel Deck Anchoring