Dear Sir: Our company produce and sells Phenolic foam insulation board, Phenolic foam insulation pipe, Rock wool insulation pipe, Rock wool insulation board, Rock wool insulation blanket, PTFE pipe, PTFE sheet.If your company has needs,please contact us. We will give customers the most favorable prices. Waiting for your reply. Best regards David.MuZibo Stellar Building Materials Co., Ltd.Tel 086 013053373533Fax 0086 533 3110970