Updated in line with the 18th Edition of the Wiring Regulations and written specifically for the EAL Diploma in Electrical Installation, this book has a chapter dedicated to each unit of the EAL syllabus, allowing you to master each topic before moving on to the next.This new edition also includes a section on LED lighting.End of chapter revision questions help you to check your understanding and consolidate the key concepts learned in each chapter.A must have for all learners working towards EAL electrical installations qualifications.