These aluminum enclosures are designed for high-density splice storage, with emphasis on proper fiber management and versatility of cable port seals and cable tie-down features. 6-Core Fiber Wall Box, FTTH Distribution Enclosure | fiber optic distribution enclosure, wall mount. Blank chassis for splicing & termination. It is widely used in MDUs (multi-dwelling units), commercial buildings, and villas, providing an efficient solution for last-mile fiber distribution. It integrates fiber. Learn how to select, spec, and install fiber optic splitter boxes for FTTH deployments.