8.2 Wall and ceiling finishes

Appendix 8.2-A

Description	Board thickness mm	Support centres mm	Additional support	Max. height mm	Comments
Timber frame	12.5, 15	400 to 450 600	No Timber noggings 600 mm centres vertically	3600 3600
Timber battens	12.5, 15	400	Battens at head, base and intermediate positions not exceeding 1200 mm centres	3600
Direct bond	9.5	450 dabs of adhesive in rows	Horizontal dabs at mid-storey height	3600	Complete at least 10 days before tiling
Direct bond (Thermal laminates)	12.5, 15	600 dabs of adhesive in rows	Horizontal dabs at mid-storey height	3600	Complete at least 10 days before tiling
Metal furring	12.5, 15	400 metal furring sections	Metal furring stops at head, base and intermediate positions not exceeding 1200 mm centres	3600	Complete at least 10 days before tiling
Resin base adhesive (Thermal laminates)	All	Blob of sealant	9 nailable plugs per board
Independent steel stud lining 48 mm 60 mm	2 x 12.5 2 x 12.5	400	Mid-point support Mid-point support	3000 3600
48 mm metal stud partitions 70 mm metal stud partitions 146 mm metal stud partitions	15 2 x 12.5 each side 2 x 15 each side 15 2 x 12.5 each side 2 x 15 each side 2 x 15 each side	400 400 400 400 600	Additional stud at 300 mm up to tile height	2700 3600 3600 3600 3600 3600 3600
Prefabricated gypsum wallboard panel partition	57 63	Normal specification		2700
Laminated partition	50 65	Normal specification		2600 2800	Complete at least 10 days before tiling