**Never used. Cellophane taken off upon purchase and placed on a shelf in office** Become one with the standards of electrical installation with the IET Wiring Regulations 18th Edition BS 7671:2018. This essential publication, current as of 2018, provides comprehensive guidance on the design, installation, and verification of electrical systems in the UK. It's an indispensable resource for professionals, students, and anyone involved in electrical engineering.
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