"C" and "Z" purlins
provide the best corrosion protection,nice and clean finish surface
Purlins attached to roof beams and columns as support framing for roof and wall panel.
Purlins are light gauge,high tensile pre-coated steel with either continuous hot-dipped galvanize or galfan finish,provide the best corrosion protection,nice and clean finish surface.
The shape of purlins are either C or Z section.
"C" and "Z" purlins