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5
MOUNTING METHOD 4: PURLINS
5.14 Mount Angle Iron
Attach the angle irons to the brackets using the provided 1/2” grade 5 bolts, washers, and nylock nuts. The angle
irons must be facing outward secured to the outside faces of the purlin brackets.
5.15 Attach Upper Yoke to Angle Iron
Attach the upper yolk to the angle irons using the provided 1/2” grade 5 bolts, washers, and nylock nuts. See
section 5.7 “Attach Upper Yoke (to Angle Iron)” to continue installation.
Purlin Bracket Hardware (per set, supplied):
a. (2) 1/4” Formed Steel Purlin Bracket
b. (2) 1/4” Steel Purlin Backplate
c. (16) 1/2”-13-1 3/4” GR 5 Bolt
d. (16) 1/2” Nylock Nut
e. (32) 1/2” Flat Washer
d
a
c
e
b
