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<p>ISO 21690:2006 specifies requirements for the properties of glass blocks used for the construction of non-load-bearing walls and horizontally spanning panels. ISO 21690:2006 also specifies test methods used to verify these properties for square, rectangular and circular glass blocks.</p>
Reģistrācijas numurs (WIID)
35971
Darbības sfēra
<p>ISO 21690:2006 specifies requirements for the properties of glass blocks used for the construction of non-load-bearing walls and horizontally spanning panels. ISO 21690:2006 also specifies test methods used to verify these properties for square, rectangular and circular glass blocks.</p>
