... ,20cm,25cm,30cm,60cm 2.Thickness:5.5mm-12mm 3. PVC%:35%-60% 4. Certification: "ROHS"."ISO9001:2000" ."SONCAP". ... Builing Decoration Ceiling Common Specifications:PVC percent:40%,45%,50%,60% Width:18cm,20cm,25cm,30cm ... Surface Treatment: Roller Coating Function: Moisture-Proof Ceiling Material: PVC Shape on Surface: with Groove in The Middle or Flat ...