PPC’s Flat Fiber Optic Splice Closure (FOSC) is a member in dome series of optical fiber cable splice closures. This model has ten small circular cable entry ports plus one big oval port for express (looped) cable. The sealing component is made from silicon. The cables and the closure are sealed in a mechanical way with the help of compacting pressure from the plastic screws (nuts) and the circular plastic hoop. This model is suitable for different methods of branch connection, including branching and splicing of uncut cables. It could be used for aerial, pole-mounting, wall-mounting and underground applications. This model is excels in sealing performance, easy-of-installation, and has a broad application range.