Vertical (Dome) fiber optic splice closures are made of engineering plastics, they are with different ports types, fitting different fiber optic cables. The vertical fiber optic splice closure is used in CATV, telecommunications and fiber optic networks. Our vertical (Dome) fiber splice closures feature the high mechanical performance, great aging resistant ability, excellent sealing performance against weather conditions. They are suitable for protecting optical fiber splices in straight through and branching applications. Related fiber optic trays and splice protection sleeves are supplied with the vertical splice closures. These products can be used in aerial, duct and direct buried fiber optic cable projects.