This comprehensive Electrical Mains and Sub Mains Cable Installation QA Checklist consists of three sections and contains a total of 19 checks to be completed, to ensure a quality install is achieved. This document is in Word format for easy electronic infilling. When purchased, you will be sent an email with a downloadable link for instant and easy download to any electronic device. The link does not expire, that means you could download this document in future as and when you need it.