Steel Purlins (C and Z purlins) / Channels
C-Purlins is very critical to the structure of the roof because it’s a direct replacement for the wood on which the roof rests.
They are lightweight, accurate, straight and easy to install, thus making the roof a lot firmer and solid as per the desire of the user.
Z-Purlins on the other hand are the horizontal beams designed to sit between the roofing sheet and thus acts as a support for them. They are mostly used in industrial building
