ISO 2777:1974

Modular co-ordination — Co-ordinating sizes for rigid flat sheet boards used in building

Specifies co-ordinating sizes for the length and width dimensions of rigid flat sheet boards used in buildings and applies to these products of all types, with particular reference to those constructed on the principles of modular co-ordination, in accordance with the ISO documents ISO 1006, ISO 1040, ISO 1789, ISO/R 1790, ISO 1791, ISO 1803 and ISO 2848.