TEFLEX Joint Sealant is a high-performance gasket material made of 100% PTFE. It is a form-in-place gasket that conforms to almost any sealing surface. It is capable of withstanding a wider range of pressure, temperature and chemical environments than any other soft gasket. TEFLEX Joint Sealant is also easy to install and remove, making it a highly versatile and cost-effective solution for many demanding sealing applications. TEFLEX joint sealant has an unlimited shelf life, shows no age deterioration and resists creep and cold flow.