Combined filter of type
Protection against different types
of gases, vapours and particles.
The SR 299-2 is a combined filter consisting of a Class 1 gas filter and Class 3 particle filter. The filter is designed for
use in Sundström full face masks and half masks. The filter is of type ABEK1-Hg-P3 R and provides protection against
the following types of gases, vapours and particles:
Type A protects against organic gases and vapours, such as solvents, with boiling points > +65 °C.
Type B protects against inorganic gases and vapours, such as chlorine, hydrogen sulphide and hydrogen cyanide.
Type E protects against acidic gases and vapours, such as sulphur dioxide and hydrogen fluoride.
Type K protects against ammonia and certain amines, such as ethylene diamine.
Type Hg protects against mercury vapour. Warning. Maximum use time 50 hours.
Type P3 R* protects against all types of particulate pollutants, e.g. dust, mist and smoke.
*R (Re-useable): The filter is intended to be used for more than a single shift.
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