The application of sealing materials to antenna, cable and grounding Connections, protecting them from weather conditions. Weatherproofing kit is suitable for weatherproofing of roof /outdoor / indoor RF connectors/ frame and telecommunication industry. One kit contains 6 pieces of butyl tapes, 3 pieces PVC insulation tapes. Suitable for sealing of joint of radio frequency co-axial cable coupling with mobile telephone network and for overhead feeder. Advantages 1. excellent self amalgamating and high adhesiveness 2. good compatibility with other material 3. easy to match various shaped surface 4. good water-proof property 5. UV- and ozone-resistant Application 1. repairing outer sheath of telecom cable 2. for water-proof protection of joint of telecom equipmentãantenna and feeder 3. for water-proof protection of joint of aerial insulation conductor