1.Flexible&reinforced 2.Outstanding durability,last up to 20 years 3.UV resistance 4.Solvent free,Environmental friendly Double Butyl Sealant TapeDescription:SINO 8518 Butyl sealant tape is mainly made of butyl rubber.It is environmentally friendly,non-cure,self-adhesive tape.The features are excellent adherence,time resistance,waterproofing and easily adhere onto different surfaces.It also ...