Electrical Wiring Guides & Circuit Tutorials
Page 3 of 8
Electrical Guides and Articles
Clear explanations of wiring, components, regulations, and electrical safety.Looking for what's new in the app? Product updates & release notes →
How to Wire a Lighting Circuit: Loop-In & Junction Box Guide
Complete UK guide to wiring lighting circuits: loop-in ceiling rose method, junction box wiring, 1mm² and 1.5mm² cable sizes, and switch connections.
How to Wire a PIR Motion Sensor Light Switch (UK Guide)
Step-by-step UK guide to wiring a PIR motion sensor light switch. Learn 2-wire vs 3-wire connections, indoor & outdoor setup, manual override, and Part P.
UK Wire Colours (Old vs New): Red & Black to Brown & Blue
UK wiring colours explained: identify old (red, black, green) vs new (brown, blue, green/yellow) cables, 2004 changes, and mixed installation safety rules.
How to Add a Spur from a Ring Main: UK Rules & Methods
UK regulations and step-by-step methods for adding a spur from a ring main: fused vs unfused spurs, 2.5mm² cable sizing, socket limits, and safety testing.
How to Wire a Kitchen: Dedicated Circuits for Every Appliance
A kitchen needs more dedicated circuits than any other room in the house. This UK guide covers ring mains, cooker circuits, washing machine, dishwasher, fridge, under-cabinet lights, and how to plan your consumer unit allocation — all to BS 7671.
EICR Codes Explained: C1, C2, C3 and FI — What Each Code Means
Your EICR report lists observations with codes C1, C2, C3, or FI. This guide explains what each code means, which faults produce which codes, what remedial work costs, and what happens if you ignore a C2 finding on a rented property.
Electric Underfloor Heating Wiring: Mat, Cable and Thermostat Installation
Electric underfloor heating provides comfortable warmth without radiators. This UK guide explains mat vs cable systems, 230 V vs SELV options, thermostat wiring, load calculations, floor insulation requirements, and safe installation.
Electrical Load Calculations for Home Circuits: How to Size Your Installation
Calculating electrical load is essential for planning circuits, sizing consumer units, and ensuring your installation can handle demand. This guide explains how to calculate total house load, apply diversity factors, and plan circuit distribution for UK homes.
Part P Building Regulations Explained: What UK Homeowners Can and Can't DIY
Part P of the Building Regulations covers electrical safety in dwellings. This guide explains what is notifiable in England, what is not, the three routes to compliance, what happens if you skip notification, and how to plan a Part P-notifiable job safely.