Send the following on WhatsApp
Continue to ChatWiring Matters - Issue 79 – March 2020 https://www.wiring-regulations.co.uk/2020/04/wiring-matters-issue-79-march-2020/
Wiring Matters - Issue 79 – March 2020 https://www.wiring-regulations.co.uk/2020/04/wiring-matters-issue-79-march-2020/