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Bastian Electrical knowledge centre

Electrical advice and practical guides

Plain-English information for homeowners, landlords and smaller businesses before they book electrical work.

Free quotationsLondon & surrounding areasDirect contact with James
Useful before the quotation

Understand the scope, risks and questions worth asking.

The guides are written to help customers make informed decisions without pretending to diagnose an unseen installation.

Landlords

A landlord’s guide to EICRs

9 min readUpdated June 2026

Inspection process, five-year rules, observation codes and remedial planning.

Read the guide
Home upgrades

Consumer unit upgrades explained

9 min readUpdated June 2026

Pre-testing, RCBOs, surge protection, Part P and hidden faults.

Read the guide
Home safety

Signs a house may need rewiring

9 min readUpdated June 2026

Warning signs, full versus partial rewires, occupancy and making good.

Read the guide
Urgent safety

What to do in an electrical emergency

8 min readUpdated June 2026

Shock, fire, smoke, repeated tripping, water and power cuts.

Read the guide
Business

Commercial maintenance checklist

10 min readUpdated June 2026

A practical system for records, defects, inspection, equipment and shutdowns.

Read the guide
How to use the guides

Information first, property-specific advice second.

  • Use the guide to understand terminology and likely decisions.
  • Gather photos, reports, equipment details and access information.
  • Do not open electrical equipment or inspect live parts.
  • Check current official guidance where legal duties apply.
  • Request a quotation based on the actual installation.
No-obligation enquiry

Ask about your electrical project

Send the basic details. James will review the scope and contact you about availability and the next step.

Popular next steps

Move from research to the right service.

Book an EICR

Request an electrical condition-report quotation for a London property.

View EICR service

Plan a consumer unit

Understand the existing board, circuit count and pre-test requirements.

View upgrade service

Need advice on an actual installation?

Send the postcode and job details. General information can then be turned into a property-specific next step.

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