... tape. 100%PTFE masking tape:Easy to use,Ideal material for sealing.Professional teflon tape mainly for naturalgas,water,petroleum oils,liquids and air ... :Insulation,acid-resistance and corrosion resistance,using in oxidizing agent for a long term. Product Distription: 1, seal water pipe plumbing ... ,We hope this information will help you ,and we hope to have a great corporation with you,if you have any ...