... and install 5.12mm, 15mm, 20mm Characters of Acoustical Fiberglass Wall Panel 1.Sound-absorption, accounstical2. Moistureproof, fireproof3.Waterproof4. Easy ... , 20mm6. Environmentally friendly7.Artistiacal decorative ceiling8.Light weight, tension strong9. installed by T-grid10.Thickness: 12mm, 15mm, 20mm, 25mm, 30mm, ... , 600*1200mm or according to your requirement. Soundproof Fiberglass Wall Board