pvc ceiling board 1Waterproof,Fireproof,Good looking, 2 light weight and easy install pvc ceiling boardName ... .95m for 40'HQ.3)Thickness: 5.5mm,6mm,6.5mm,7mm,7.5mm, 8mm,8.5mm, 9mm, 9.5mm, 10mm,12mm. 4) PVC%:40%, 45%, 50 ... , fire retarding, wearing resistance, corrosion resistance,2 mildew proof and good insulation.3 Healthy and environmentally friendly(lead free)4 Light ...