DD 146:1986
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Methods of test for water vapour transmission resistance of sheet materials used in buildings
Hardcopy , PDF
01-01-1990
English
31-07-1986
Two methods for sheet materials, 12 mm or more in thickness, used particularly in the construction of the external envelope of buildings and around areas of high humidity within buildings.
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