Quad-Hazard® High Visibility, Liquidproof, Arc Flash and Flash Fire Protection Revolutionary Quad-Hazard® protection offers high visibility, liquidproof, arc flash and flash fire protection. Thermo-Grid® technology helps block out heat energy while the flame-resistant PVC coating on Nomex® provides 100% liquid proof protection in soft, lightweight overalls. Ideal Applications: All Electric and Gas Utilities, Power Generation, Pipeline and Construction, T&D PetrochemicalChemical Resistance: Many acids, oils, alcohols, salts and alkalies● Snap fly front overalls● ANSI/ISEA 107 Class E compliant overalls for high visibility● Conforms to ASTM F1891 for Arc Thermal Performance and NFPA 70E● Arc rating 8.7 cal/cm²● Conforms to ASTM F2733 for Flash Fire Performance● Average predicted total burn area