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Electrical conduits and wiring installation in a modern building
The drain conduit on side of road or footpath.
Industrial electrical conduit pipes mounted on concrete wall.Close-up view of industrial electrical conduit pipes and flexible metal conduits installed on a concrete wall. Concept of industrial construction, building infrastructure, electrical system, maintenance, and engineering background.
The drain conduit on side of road or footpath.
Industrial metal conduits and red fire pipes on a ceiling.

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