TECHNICAL DATA INSULATING GLASS REFLEX •)|| RX PHONE - Sound insulating glass Type Composition (outer pane - inner pane) light and energy properties EN 410 RX PHONE 38/38 0,5 C RX PHONE 39/42 0,5 C RX PHONE 42/45 0,5 C RX PHONE 42/43 0,5 C RX PHONE 48/50 0,5 C :Low-e Coating; I hard coating; ESG - tempered safety glass; C-Krypton; SC - sound protection foil The buyer of our products is exclusively responsible for the correct determination of thickness for the ordered glazing. Functional values stated above refer to the size of the glazing as required for measurement by standards. Deviations from verical leads to changes in value.