Instytut Ceramiki i Materiałów Budowlanych (ICiMB) issued a Certificate of Constancy of Performance for anti-explosion insulating glass units according to ER1-S class, manufactured by PRESS GLASS. The document is a final confirmation of quality of such glass.
The ICiMB research and implementation institute operating in Poland deals with issues related to ceramics, glass and building materials. The Certificate issued by the Institute confirms that anti-explosion insulating glass units manufactured in PRESS GLASS meet all requirements of the European standard EN 1279-5:2005+A2:2010.
ICiMB certificate granted to PRESS GLASS (in PDF format): http://bit.ly/2KKY2A6