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Testing of insulating glass units - Part 2: Long term test method and requirements for moisture penetration according to EN 1279-2



EN 1279-2 - Glass in buildings - Insulating glass units

Division Building material:

Further information and contact

Scope according to EN 1279-2 (Chapter 1):

The European standard determines the specifications for the moisture penetration and the long term test method for insulating glass units and guarantees by an appropriate evaluation of the conformity with this standard, that energy savings are achieved as no significant changes of the U-value and the solar factor occur and that the security is served as no significant changes of the mechanical durability accur.

Requirements according to EN 1279-2 (Chapter 4):

  • Moisture penetration index
  • Edge seal strength
  • Gas leakage rate



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