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External Bulkheads

A range of maintained and non maintained IP65 bulkheads for internal and external use. Standard 8 watt T5 fluorescent tube and energy saving, long life LED versions are available. Maintained (M3) - fitting can be switched or permanently on and in the event of power failure will remain illuminated for up to 3 hours or until power is restored. Non Maintained (NM3) - fitting not illuminated until power failure, then will remain illuminated for up to 3 hours or until power is restored.