Traditional metal water mist extinguishers need to be serviced annually by a qualified engineer in the same way that foam, powder and water extinguishers are.
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.
