... Water-proof, sound-proof, heat insulation, heat preservation 2, can be drilled saw, nailed, dig, glue ect. 1,PVC foam board ... has characters like being soundproof,sound absorption,heat insulation, heat preservation2,Our board has characters ... have moistureproof, zymosis proofing, no sob, shock proof effect is great5,Different series product can be ... for more details. PVC Crust Foam Board