Values applicable for use with steel supports of minimum 0.75mm thickness, G550.
Note: For Stratclad design parameters and span definitions, please refer to the Engineering notes at the beginning of the Roofing and Walling section.
For Region C and D fixings refer to ‘Cyclonic Cladding’ within the roofing and walling ‘Cladding’ section of the Stratco website.
Note: The following recommendations apply to non-cyclonic areas.
All fasteners must have neoprene washers to prevent water penetration.
Side lap fixing is recommended at no greater than 300mm centres for external applications. For internal applications where support spacings exceed 1000mm it is recommended side laps are fastened mid-span.
Use either 8x12mm self drill stitching screws (with seal) or 3.2mm sealed blind rivets.
If fixing over an insulation blanket the next standard screw length to that indicated may be required with minimum 25mm timber embedment to be maintained.
Wall Laying Procedure
Prevailing Wind →
← Laying Direction
Fixing to Steel
10 x 16mm self drilling and tapping screw with neoprene washer
Fixing to Timber
10 x 25mm type 17 hex head screw with neoprene washer