5. Fasten angle irons to roof structure mounting points
Fasten the angle irons to the roof structure mounting points at each end with Grade 8 hardware. Do not fully
tighten the hardware.
Single Angle Irons: Position the angle irons so that the horizontal legs face each other (vertical legs are on the
outside).
Double Angle Irons: Position the angle irons with fan mounting holes on the inside, facing each other.
Grade 8 Angle Iron Hardware (Installer-Supplied):
a. (4 or 8) 1/2-13 GR 8 Bolt
b. (8 or 16) 1/2" GR 8 Washer
Illustrator: add dotted lines here
c. (4 or 8) 2" x 3" (51 x 76 mm) Rectangular Washer (supplied; see diagram)
if this ends up being seen...
d. (4 or 8) 1/2-13 GR 8 Nylock Nut
Single Angle Irons
a
b
c
b
d
8
Illustrator: add dotted lines here
if this ends up being seen...
Rectangular Washer
Ø 9/16"
(14 mm)
DO NOT FULLY
TIGHTEN
Vertical legs are
on the outside
WWW.BIGASSFANS.COM
Illustrator: add dotted lines here
if this ends up being seen...
2" (51 mm)
3"
(76 mm)
Thickness:
0.15" (4 mm)
© 2018 DELTA T LLC
ALL RIGHTS RESERVED.
Illustrator: add dotted lines here
if this ends up being seen...
Double Angle Irons
a
b
c
b
d