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Cable systems and mechanical cable fastening systems
group of corrugated green plastic tubes with plaster and paint stains. Conduits for electric cables and optical fiber. Construction work in progress. electricity and fast internet connection
LAN network wire install in construction building with metal steel flexible conduit pipe with electricity wiring in PVC conduit pipe lines clean parallel installation.
Vector line icon for wire
Urban Utility Pole Details Against Chicago Brick Building Backdrop
Smoke detector, fire alarm detector indoor home safety device with IMC metal pipeline at ceiling

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