SEAMLESS EDGE CONTINUITY Available Sizes Q-1/3 927 (900mm x 2700mm) Q-2/6 927 (900mm x 2700mm) Q-2/4 1224 (1200mm x 2400mm) Q-4/8 1224 (1200mm x 2400mm)* *(Special Order) Product Details Perforation Type: Square Perforation Size: 12mm Panel Thickness: 1/2″, 12.5mm Color of Non-Woven Fabric: Gray Open Rate: 7.8% – 13% NRC: Up to .85 Board Sizes: 900 mm x 2700 mm 1200 mm x 2400 mm Product Data Sheets: Stratum Square