Purlin Roof System

This fully integrated system offers the ideal purlin and side rail gable solution for roofing and side cladding projects of all sizes and levels of complexity.

Purlin roof system.

Purlins traditionally support the roof deck cladding sheeting and are in turn supported by the principal rafters steel beams etc. The butted purlin system is suitable for all building types but is primarily used in single span applications. The roof support system is a ridgepole and either rafters which run perpendicular from the top of the walls to the ridge or purlins which run parallel to the ridge. A common arrangement is a rafter and purlin system which combines purlins and rafters.

In architecture structural engineering or building a purlin or historically purline purloyne purling perling is any longitudinal horizontal structural member in a roof except a type of framing with what is called a crown plate. Non standard end configurations can be accommodated as required. Download our purlins brochure. In the past the majority of roof structures were of wooden construction but over the past 15 to 20 years there has been a vast shift away from wood to metal mainly steel roof construction.

Purlin roof structure civil engineering design in architecture or structural engineering or building a purlin or purline is a horizontal structural member in a roof.