CONCH pvc interior door 1.Design, size,color can be customized 2.Environmental ... . Corrosion-proof, moistureproof,Wormproof and non-distortionBecause the main material, PVC, can only be slightly affected by acid and alkaline.Water ... forest source protection. Could represent the development tendency of new materials. Non-paint, non-formaldehyde, no strange smell and Environment-friendly ...