Fixing Plasterboard To Roof Trusses

Suggested building the stud wall up to a few mm below either the truss joists or the in place ceiling plasterboard and then using expanding foam to anchor the stud wall to the roof.

Fixing plasterboard to roof trusses.

A totally original design concept that transforms the method of hanging heavy plasterboard panels to ceiling joists. As the truss dries the bottom chords can shrink and pull away from the top plate of interior non load bearing walls. Plasterboard ceilings fixed directly to roof trusses this technical update has been produced primarily for pryda fabricators supplying roof trusses into the south australian market. We have a garage that has a trussed roof that i want to install a plasterboard ceiling.

When trusses were installed at 600mm centres it became common practice to fix plasterboard ceilings directly to the truss bottom chords. Factory built roof trusses generally arrive at the job near their maximum allowed moisture content and drywall usually gets hung before the trusses dry out to achieve an equilibrium moisture content with the location. We have to double board it to meet building control approval. To allow high level bracing to be fixed without injury install safe and secure temporary.

9 step 1 step 2 step 3 fix lower bracing as per the roof detail. Continue to spread the trusses and fix by repeating the process until the roof is fully spread. On each side of the roof.