10 Signs You Need to Rewire Your Home

If your home was built or last rewired more than 25-30 years ago, it may be time to consider a rewire. Here are the key warning signs that indicate your electrical system needs updating.

1. Frequent Circuit Breaker Tripping

If your circuit breakers trip regularly, it's a sign that your electrical system is overloaded or there are faults in the wiring. Modern homes use far more electricity than older systems were designed to handle.

2. Flickering or Dimming Lights

Lights that flicker when you use other appliances indicate inadequate wiring that can't handle the electrical load. This is particularly common in older homes with aluminium wiring.

3. Burning Smell or Scorch Marks

Any burning smell from sockets, switches, or the consumer unit is a serious warning sign. Scorch marks around electrical points indicate overheating and potential fire risk.

4. Old-Fashioned Wiring

If you have fabric-covered wiring, lead or rubber insulation, or an old fuse box instead of a modern consumer unit, your wiring is outdated and potentially dangerous.

5. Not Enough Sockets

If you're relying heavily on extension leads and adapters, your home doesn't have enough sockets for modern living. This often indicates the need for a complete rewire with additional circuits.

6. Electric Shocks

Even mild tingles when touching appliances or switches indicate a serious earthing problem that requires immediate professional attention.

7. Discoloured Sockets or Switches

Brown or black marks around sockets and switches show overheating, which can lead to electrical fires if not addressed.

8. Persistent Electrical Problems

If you're constantly calling electricians for repairs, it may be more cost-effective to rewire the entire property rather than continuing with patch repairs.

9. Home Over 30 Years Old

The IET (Institution of Engineering and Technology) recommends electrical installations be inspected every 25-30 years for owner-occupied homes. If yours hasn't been updated in this time, it's due for assessment.

10. Failed EICR

If an Electrical Installation Condition Report (EICR) identifies serious issues or gives an unsatisfactory rating, rewiring may be necessary to bring your home up to current safety standards.

What Does Rewiring Involve?

A complete rewire includes:

• New consumer unit with RCD protection
• New cables throughout the property
• New sockets and switches
• Updated lighting circuits
• Proper earthing and bonding
• Full testing and certification

How Much Does Rewiring Cost?

The cost of rewiring depends on property size and complexity, but typically ranges from £3,500 to £7,000 for a three-bedroom house. While this seems expensive, it's essential for safety and adds value to your property.

Get a Professional Assessment

If you've noticed any of these warning signs, contact Blake Electrical for a professional assessment. We can inspect your electrical system and advise whether rewiring is necessary.