German New Antique Glass Information GNA—DESAG Antique 75: Produced in more than 20 colors using the process developed by Fourcault. Combines the advantages of machine-drawn glass and mouth-blown glass: uniform thickness, excellent flatness, filigreed surface texture and brilliant color. These features make DESAG Antique 75 the ideal glass for use in products such as furniture, windows and doors. Ordering Information: Priced by the square foot. Average sheet size is 30" x 40" (75 x 100cm) or 8.33 sq. ft. (.75m2). Larger sheet size available special order: 60" x 40". Larger sheets require substantial crating charges.