Posi Strut Floor Trusses are a made to order parallel chorded truss commonly used as floor joists. They provide
an economical and high quality floor structure which is easily assembled. Posi Struts provide excellent access for
plumbing, electrical services and air conditioning ducts in two storey applications. Posi Struts may also be used for long span rafters or purlins to carry roofing.

As Posi Struts are designed and manufactured to order for every project, they can incorporate internal beams, Step downs for Insitu showers and special support conditions.


• Plumbing, electrical conduit and other services can be run between chords and webs.
• No drilling or notching required to accommodate services.
• Additional width available for fixing flooring.
• Ceiling material can be fixed directly to the truss bottom chords.
• Larger clear spans.
• Internal load bearing walls, piers or stumps and bearers can be reduced or eliminated.
• Shrinkage problems sometimes encountered with unseasoned solid timber are reduced or eliminated.
• Lightweight and easy to handle.
• Load sharing ability.
• Strongback bracing increases floor stiffness and reduces squeaky floors.
• Optional top chord support reduces on-site labour.
• With Posi-Purlins, roof and ceiling can be fixed direct.


Download The Posi Strut Guidelines (14.3MB)