NBN EN 14178-1:2005

This document defines and classifies basic alkaline earth silicate glasses for use in building. It indicates their chemical composition, main physical and mechanical properties, dimensional and minimum quality requirements (in respect of optical and visual faults).
This document applies to basic alkaline earth silicate glasses supplied in jumbo sizes, split sizes and final cut sizes.
This document does not apply to final cut sizes having a dimension less than 100mm or a surface area less than 0,05m².