Where are Twin and Earth cables used?

Twin and Earth cables are primarily used in fixed wiring installations within buildings, including:

• Domestic Wiring: For powering lighting circuits, socket outlets, and other household electrical appliances.
• Commercial Wiring: In offices, shops, and other commercial buildings for similar applications.
• Lighting Circuits: Connecting light fittings and switches.
• Power Circuits: Providing power to outlets and appliances.