timber

Metal-web and I-Joists are two popular choices for new builds and both play an important structural role in buildings – supporting floors and roofs to transfer their weight evenly to the walls and beams below.

Metal-web and I-Joists are engineered joists that offer greater span lengths, improved strength and rigidity and more consistent quality when compared to their solid timber counterparts.

When deciding which joist type may be most appropriate for your project, the starting point is that each must deliver the required structural performance.

Leading offsite timber frame manufacturer, Donaldson Timber Systems has launched an industry-first timber frame skills hub, to develop a workforce capable of building using offsite timber frame. 
With over 50 years of experience, Donaldson Timber Systems is responding to the skills crisis by harnessing its knowle