Gives terms and definitions relating to extinguishing media, mobile extinguishers, and fixed extinguishing systems. Concepts are given in Englisch in alphabetical order. A French index is provided. General use terms are covered by ISO 8421-1.
ISO 8421-4:1990Stage: 95.99
Got a question?
Check out our FAQs
+41 22 749 08 88
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)
Keep up to date with ISO
Sign up to our newsletter for the latest news, views and product information.