Gas filters with bayonet attachment for use with half masks.

• Easy to replace
• Low respiratory resistance

A: Organic vapours with boiling points over 65 °C

AX: Organic vapours with boiling points under 65 °C

B: Inorganic gases and vapours, e.g. chlorine, hydrogen cyanide, hydrogen sulphide

E: Acidic gases, e.g. sulphur dioxide, hydrogen chloride

K: Ammonia