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and 5400 and 7600 Series full facepieces Key Features Cartridges and filters for use with 5500 and 7700 Series half masks
LONGWEARING COMFORT: Strong support around the chin area and good flexibility on the nose bridge
quilted cotton fleece lining
FEATURES Anti-static
1/4" galvanized cable dual-ring
3M, Air Flow Indication Meter for Turbo Unit Winter Liners Headwear and 5400 and 7600 SeriesThe 3M 520 01 21 Flow Meter is used to indicate the airflow rate on 3M Breathe Easy PAPR Systems. It is placed over the air outlet on the Turbo unit, or at the end of the air supply hose. The airflow causes the float ball to rise, and marking indicate the flow rate. This becomes important in determining if filters have become clogged, or if the Turbo unit is functioning properly.
