cork sheet 1.nontoxic,noise-reducing,thermal,flexible 2.used flling expansion,underlayment,gasket. 3.spec,density can order. cork sheet1) material are from Portugal,high quality,environmental friendly.2) currently mould size is 915mm*610 mm,640mm*950mm,of course,customer size is available.3) cork paper is highly resilient product.suitable for filling expansion joints where expansion and ...