How to Support Roof Purlins
A purlin is a horizontal bar or beam that provides structural support for buildings and is most commonly used in roofs. Purlins can be supported by rafters or the building’s walls. They are often used in metal buildings, although they will sometimes replace the use of rafters that are spaced close together in wooden frame structures. The use of purlins rather than closely spaced rafters is commonly seen in pre-engineered Read More…