MSA CAL GAS 5 GAS PENTANE STD 58% LEL, 60 PPM CO, 20 PPM H2S, 15% O2, 10 PPM SO2 - 34L (Each) Subcat__Apparel Fire Warden Hard Hats provide

Fire Warden Hard Hats provide clear role responsibilities during an evacuation and clearly identify Fire Wardens on site

Soft comfort wash hand feel

Proprietary adjustable foam nose pad to ensure consistent facial seal and reduce fogging of eyewear

Designed with unique stretch properties

Quality full grain leather throughout

MSA CAL GAS 5 GAS PENTANE STD 58% LEL, 60 PPM CO, 20 PPM H2S, 15% O2, 10 PPM SO2 - 34L (Each) Subcat__Apparel Fire Warden Hard Hats provideMSA CAL GAS 5 GAS PENTANE STD 58% LEL, 60 PPM CO, 20 PPM H2S, 15% O2, 10 PPM SO2 34L MSA offers a complete line of calibration gas cylinders to calibrate all instruments. The gas mixture in calibration gas cylinders is certified and prepared gravimetrically, using NIST traceable weights. The lot number and nominal value of the gas constituents in volume, percent by mass, PPM, or volume is specified on the cylinder.