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Full Wiring & Rewiring

Complete electrical installations and full house rewires to BS 7671.

A full rewire replaces old or unsafe cabling with new circuits, sockets, switches and lighting throughout the property. It's the right call for older homes, properties with cloth-insulated or rubber-insulated wiring, and major renovations. All work is designed and tested to BS 7671 (the IET Wiring Regulations) and certified on completion.

Common Damage

1. Old or Unsafe Wiring

  • Rubber, cloth or lead-sheathed cabling past its life
  • Lack of earthing or modern protection
  • No RCD protection on circuits

2. Burnt or Damaged Cables

  • Insulation breakdown causing short circuits
  • Burn marks at junctions or accessories
  • Water-damaged wiring in kitchens, bathrooms or lofts

3. Overloaded Circuits

  • Too many appliances on one circuit
  • Frequent tripping or blown fuses
  • Warm or discoloured sockets and switches

4. Inadequate Capacity

  • Not enough sockets for modern living
  • Old fuse wire boards instead of MCBs/RCDs
  • No provision for EV chargers or solar

Repairs

minor Repairs

  • Replace damaged sections of cable
  • Fix or replace faulty accessories
  • Tighten loose terminations

moderate Repairs

  • Add new circuits for kitchens, bathrooms or extensions
  • Upgrade earthing and bonding to current standards
  • Replace failed RCDs or MCBs

major Repairs

  • Full house rewire — all circuits, accessories and consumer unit
  • Strip out old cabling back to first fix
  • Install new earthing system and surge protection
  • Issue Electrical Installation Certificate (EIC) on completion

New Installation

When Replacement Is Needed

  • Property is 25–40+ years old with original wiring
  • EICR survey returns Code C1 or C2 defects
  • Major renovation, extension or loft conversion
  • Buying a property with outdated electrics

Installation Steps

  1. Design & EICR

    • Inspection report to assess existing installation
    • Design new circuits to BS 7671
    • Agree socket, switch and light positions with client
  2. First Fix

    • Run new cables through walls, floors and ceilings
    • Fit back boxes for sockets, switches and accessories
    • Install new consumer unit and earthing
  3. Second Fix

    • Fit faceplates, switches, sockets and light fittings
    • Connect appliances and final accessories
    • Label circuits clearly at the consumer unit
  4. Test & Certify

    • Continuity, insulation resistance and RCD testing
    • Polarity and earth fault loop impedance checks
    • Issue Electrical Installation Certificate and Building Regs notification

Lifespan

Modern PVC Cabling
40–50 years
Sockets & Switches
20–30 years
Consumer Unit
20–30 years
EICR (recommended)
Every 10 years (5 for rentals)

Warning Signs

  • Frequent tripping or blown fuses
  • Burning smell from sockets or fuse board
  • Lights flickering or dimming
  • Old round-pin sockets or fuse wire board
  • No RCD protection on circuits

Need Help With Full Wiring & Rewiring?

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