Sundström Safety manufactures respiratory protective devices and filters with accessories such as compressed air-fed respirators, powered respirators and protective hoods.
• Protects the main filter from premature clogging by larger particles
CE Category 1
Designed to remove large particles the Sundström SR 221 Pre-filters areused to extend the life of the main filter. The SR 221 should always beused for particle, gas and combined filters.
For use with the Sundström SR 500 Powered Respirator, SR 200 Full Face Mask Respirator, SR 100, SR 90-3 and Freeflow Half Mask Respirators. Pre-filter holder SR 5153 secures and protects the pre-filter against handling damage. Also used for face-fit tests together with test disc SR 322