Purlins: Difference between revisions
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Members going perpendicular to roof trusses. | Members going perpendicular to roof trusses. | ||
* | *5' or so - [https://www.quora.com/What-should-be-the-spacing-of-purlins-for-a-steel-roof-with-GI-sheets] | ||
*Truss spacing and pole barns [https://www.hansenpolebuildings.com/tag/truss-spacing/] | *Truss spacing and pole barns [https://www.hansenpolebuildings.com/tag/truss-spacing/] | ||