Zero Air Gas A4 while lightweight insulation and a

while lightweight insulation and a water- and wind-resistant shell keep the weather at bay

501(b)(1) and ANSI/ASSP A1264

Suitable for below D-ring tie-off up to five feet and leading edge exposures and hazards

The cooling pack should be washed by hand with a mild detergent and warm water

FEATURES & BENEFITS

Zero Air Gas A4 while lightweight insulation and aMSA offers a complete line of calibration gas cylinders to calibrate all instruments. The gas mixture in calibration gas cylinders is certified to be 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. Calibration Cylinder, Gas, 100 L, Non Reactive, (Air) Zero Gas THC < 1 PPM