4A. Fasten Single Angle Irons To Roof Structure Mounting Points - BIG ASS FANS Powerfoil 8 Installation Manual

4a. Fasten single angle irons to roof structure mounting points

If the angle iron span is greater than 8 ft (2.4 m) and requires double angle irons, proceed to step 4b.
Fasten the angle irons to the roof structure mounting points at each end with customer-supplied Grade 8 hardware as shown. Do not
irons so that the horizontal legs are facing each other (or the vertical legs are on the outside).
Proceed to step 5.
Grade 8 Hardware (Customer-Supplied):
a. (4) 1/2-13 Bolt
b. (8) 1/2" Washer
c. (4) 3" Square Washer (BAF-Supplied; see diagram)
d. (4) 1/2-13 Nylock Nut
a
b
c
b
d
Note: Ensure the angle irons are oriented as shown.
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12'–24' POWERFOIL
Mounting Structure: Bar Joists (cont.)
to the outside.
©2012 DELTA T CORP.
® ®
8, 12'–24' POWERFOIL 8PLUS
Big Ass Fans recommends orienting the angle
Ø 9/16"
(1.4 cm)
DBA BIG ASS FAN ALL RIGHTS RESERVED
Square Washer
3"
(7.6 cm)
3"
(7.6 cm)
Thickness:
1/4" (6 mm)
15