Safe Wiring Zones
Safe wiring zones (prescribed zones) for walls, ceilings and electrical outlets/accessories.
BS 7671 Amendment 4
BS 7671 Amendment 4 draft is open for public comment, if you would like to have your say then now is your chance. Deadline: 3rd November 2024.
BS 7671 Amendment 3 2024 Download
Download your free copy of BS 7671 2018 Amendment 3 2024 PDF + details of the changes.
BS 7671 Knowledge Test
Test your electrical knowledge and familiarity of BS 7671 with these BS 7671 sample questions quiz.
SY Cables in Electrical Installations
SY cables and BS 7671 – Can SY cables be used in electrical installations?
BS 7671 Amendment 2
Amendment 2 of the IET Wiring Regulations BS 7671:2018+A2:2020
Convert Old Zs Values to 18th Edition Zs Values
Convert Zs values from a previous version of BS 7671 to BS 7671 18th edition 230v Cmin values.
Bathroom Zones
Bathroom zones and the specification and minimum requirements of electrical equipment within a room containing a bath or shower.
BS 7671 Reference Methods
Installation Reference Method table for your electrical certificates & determining the current carrying capacity of a cable.
AFDD Max Zs Values
Here we answer a common question we keep getting asked: What is the max Zs for AFDD’s?