... The Main Material:PVC,Calcium Carbonate;2.PVC content: 30%,40%,45%,50% or customized;3.Usual specification: Length:5. ... ) length: 5.8m for 20"gp and 5.95m for 40"hq.4) thickness: 6mm, 7mm, 8mm, 9mm, 10mm, 12mm ... .5) pvc percentage: 30%, 40%, 45%, 50%, 60%.6) pvc profile: "h" jointer, top jointer ... the cutomer"s requirement.port: shanghai port waterproof pvc foam siding panel