New UK Government guidance, RPS 221, outlines the rules for using waste fire extinguishers in training. With limits on storage and restrictions on certain PFAS chemicals, this update is crucial for maintaining compliance and environmental safety. Stay informed with our full breakdown and FIA’s latest PFAS guidance.

21 February 2025

The UK Government has released Regulatory Position Statement (RPS) 221, outlining the rules for using waste fire extinguishers for training purposes. This guidance provides clarity on the conditions under which waste extinguishers can be used, placing limits on storage quantities and prohibiting the use of certain types of firefighting foam.

Key Points of RPS 221

  • Controlled Use of Waste Fire Extinguishers – Organisations can use waste fire extinguishers for training purposes, but only under specific conditions outlined in RPS 221.
  • Storage Limits – The guidance places restrictions on the number of extinguishers that can be stored for training purposes at any given time.
  • Prohibition of Certain PFAS Chemicals – Extinguishers containing perfluorooctane sulfonic acid (PFOS), perfluorooctanoic acid (PFOA), or perfluorohexane sulfonic acid (PFHxS) are strictly prohibited from use.
  • Permitted Use of Certain AFFF Foams – Aqueous Film-Forming Foam (AFFF) based on other chemistries can still be used under specific conditions.

PFAS Restrictions and FIA Guidance

The restriction on PFOS, PFOA, and PFHxS aligns with broader efforts to reduce environmental contamination from per- and polyfluoroalkyl substances (PFAS). The FIA has published further guidance on PFAS in firefighting foams, providing an update on restrictions and alternative options. You can access the latest FIA guidance on PFAS restrictions.

Why This Matters

The safe and responsible use of waste fire extinguishers for training is essential for maintaining high standards in fire safety training while ensuring environmental protection. The new RPS 221 guidance provides a framework for organisations to follow, ensuring compliance with environmental regulations and preventing the improper use of restricted chemicals.

For full details on RPS 221, visit the UK Government’s official page.

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