Z Purlin is used mainly in walls or for completing the large roofing projects. These are made using cold-formed or rolled sheets to fulfil the purpose of supporting roof. The flexibility of the product along with the shape of the beams facilitates various designs solutions. Their involvement and contribution in steel construction is great. It is used in steel framing and stand parallel to the eave of the infrastructure. The sheet is aligned in Z shape to allow the flexural continuity between the spans. Z purlin is also known for the ability, it acquires in bearing the heavy weight of other materials and also for their durability factor.