Case Study: Posi-Rafter Cassettes

Thomas Armstrong Ltd, a MiTek truss and Posi-Joist manufacturer based in Cumbria, recently designed and supplied an impressive roof system to one of its timber frame projects utilising Posi-Rafter Cassettes. The job was a new wedding venue, in a Lake District setting, for award winning local builder JJ Lattimer Builders Ltd and was designed/engineered in

Posi-Rafters, the ideal solution

DWB Hull, a licensed MiTek roof truss and Posi-Joist manufacturer, recently supplied specially designed Posi-Rafters to form the roof for a large domestic extension. Bespoke end details were incorporated into the Posi-Rafter design to make installation straightforward and to provide solid bearings on to the steel beams and walls. The build had two steel ridge purlins