Sound barriers Polycarbonate glazing for road, railway and outdoor acoustic barrier projects, supported by double-sided UV capability and custom machining. Before requesting a quote Dimensions & tolerances: __________________ Color & finish: __________________ UV configuration: __________________ Quantity & schedule: __________________ Standard sheet orders usually start at 3 tonnes. Some orders around 1 tonne may be combined with compatible production runs. Shields and fabricated parts are quoted by project. Zhenghe (Suzhou) New Materials Co., Ltd. eason@zhenghexcl.com