Ensure any water-based extinguisher has the lightening symbol displayed. This shows it has passed an electrical safety test in accordance with BS EN3 and is suitable for use on live electrical equipment up to 1000V and at a distance of 1m.
Reviewed: 01/02/2023 (doc:535 V1.0). Our articles are reviewed regularly. However, any changes made to standards or legislation following the review date will not have been considered. Please note that we provide abridged, easy-to-understand guidance. To make detailed decisions about your fire safety provisions, you might require further advice or need to consult the full standards and legislation.
