Guidance Note 8: Earthing & Bonding

Guidance Note 8: Earthing & Bonding provides guidance for all generally applied methods of protection against electric shock in BS 7671 and key information from BS 7430 Code of Practice for Earthing. It covers key guidance for all involved with specifying, designing, installing or verifying electrical installations and has been fully updated to BS 7671:2018+A4:2026.

Guidance Note 8: Earthing & Bonding provides guidance for all generally applied methods of protection against electric shock in BS 7671 and key information from BS 7430 Code of Practice for Earthing. It covers key guidance for all involved with specifying, designing, installing or verifying electrical installations and has been fully updated to BS 7671:2018+A4:2026, including system types; guidance on functional bonding and protective bonding along with sizing requirements and updates to Highway power supplies and street furniture.

UK Delivery:

• Free delivery on all orders of £10 or more.
• £1.49 delivery fee on orders below £10.
• UK orders are shipped via Royal Mail 2nd Class.

International Delivery:

• Flat rate delivery charges vary by country.

Dispatch and Delivery Times:

• All orders are shipped from our warehouse in Northampton, UK within 48 hours of receipt during working hours.
• UK mainland orders typically arrive within 3-5 working days via Royal Mail 2nd Class.
• International estimated delivery times:
• Europe & Channel Islands: 7 to 10 working days
• USA: 7 to 15 working days
• Rest of the World: 9 to 21 working days

View our full delivery infomation here.