The purline and sag rods are used in the inclined sheet roofs. in these types of the roof, the purline and sag rod are used to support the...

Purline and Sagrod roof layout plan

The purline and sag rods are used in the inclined sheet roofs. in these types of the roof, the purline and sag rod are used to support the gusset sheets. Without sag rod and purline, the sheets may could not stand evenly.

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