WIRED LAMPHOLDERS Lampholders & Flex Comply With Safety Regulations and have B.S. Approval Fastener Threads Must Not Intrude More Than 5mm Into Lampholder To Avoid Damage To the Flex! We strongly recommend testing lampbases after assembly. ‘CE’ Labelling is compulsory. If you are selling a finished lampbase a ‘CE’ label must be affixed to confirm compliance with the current safety regulations. ‘CE’ Labels (strip of five) Order ref. CEW - 17p