SureSpan Hat Purlins  
     
The superior alternative to the conventional C-purlins. Its material is hot-dip galvanized for a corrosion resistance that cannot be matched by uncoated or manually painted C-purlins. Its engineered section is stronger and eliminates twisting and warping of purlins.
 
 
 
         
Section Drawing:
 
         
  Comparative Analysis  
     
 

 
         
  Surespan Recommended Installation  
     
   
         
  NOTES: * For 30˚ slope of roof framing. * PURLINS SPACING: 600mm on center * PPGI/ G.I. RoofingPanel  
         
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