It is the lightest product in Korea with 15kg/m2 developed for bridge, existing structure and soundproof tunnel.
- Size : Length 1960mm, Width 250mm, Thickness 114.5mm
- Front Plate : PC-ASA resin t=3mm
- Back Plate : 강화 PVC 계열 t=1.6mm (multilayered structure)
- Sound Absorbing Material : Polyester t=50mm (Water Repellency treated)