The SR 507 is an accessory that enables a given face piece to be used as either a protective device supplied with compressed air or a powered air purifying respirator (PAPR).
-Compressed air attachment is for applications on heavy and sustained work in environments in which the pollutants have poor warning properties or are particularly toxic
-Flow meter and warning whistle for monitoring air flow rate are included
-Control valve mounted on the user's belt can be used for adjusting the airflow rate
EN 14594:2005
Approved in class 3A/3B
Nominal protection factor 200
SS 548:2009
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