Before you grab your tester to perform an insulation resistance test, there are crucial steps to take! In this short video, Joe and the team walk you through the essential pre-checks - keeping you safe and your results accurate. Whether you’re a student or a seasoned spark, this one’s a must-watch. Free Insulation Resistance Training 👉 https://hub.efixx.co.uk/TISIRCPD Check out the TIS MFT Pro 👉 https://hub.efixx.co.uk/TISMFTPRO #electricaltesting #electricalinstallation #electricaltraining |