Kingpost Truss – suitable for spans up to 4.5 metres and used primarily in house and garage constructions
Queenpost Truss – spans up to six metres and mainly used for domestic structures
Fink Truss – spans up to 11 metres and the most commonly used domestic truss. The shape allows a water tank to be accommodated
Fan Truss – spans up to 16 metres and used mostly in large domestic dwellings and commercial buildings
Double W Truss – spans up to 16 metres. Popular in both commercial and domestic builds
Raised Tie Truss – applied to internal web structures to add extra headroom or provide an attractive architectural feature
Room in Roof (Attic) Truss – provides a structural roof and floor in one complete section and allows for additional space in the roof
Scissor Truss – features a sloping bottom chord to provide additional headroom and has a 15 degree difference between the top and bottom pitch
Modified Scissor Truss – shares the same detail as the Scissor Truss but with a flat section to it’s ceiling
Mono Truss – generally used for lean-to and hipped-end roofs. It can also be spanned onto fire walls or used back-to-back onto central corridor walls
Hip Truss – used in hipped roof construction. It can also be used for roofs which require a reduction in height for planning requirements
Lattice Truss – used in many situations including infilling large attic sections around dormers and stairs and for flat roofs.