From a single additional extension to an entire building Block Wiring system,
Sigma Networks can deliver top quality voice solutions.

We offer a wide variety of voice related services, including:

• Installation and commissioning of a wide range of telephone systems
and communication platforms
• Fibre-optic cabling, termination, testing and certification
• Building block wiring: new installations, upgrades, audits and health checks
• Adds, moves and changes
• External overhead spans and dropwires
• External underground cabling
• Comms room and building riser valet and management service
• Traywork and trunking systems

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