IET Guidance Note 3: Inspection and Testing 18th Edition
UPDATED FOR AMENDMENT 2 – 2022
Guidance Note 3: Inspection & Testing is a fundamental guidance book for all those involved with the testing and inspection of electrical installations. It also contains essential guidance for those studying for inspection and testing qualifications and has been fully updated to BS 7671:2018:2022.
- Further detail on specification, inspection and testing
- Up to date with BS7671:2018+A2:2022
- Complements IET Wiring Regulations 18th Edition
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