Pocket Smoke Mask for Fire Escape (2)

描述

Item Package Quantity:2 Made of NASA-grade Kapton Polyamide Film, this hood resists high temperatures to 450 degrees C and has passed the UL test in the USA for fire and tear resistance. Elastic neck band creates an effective seal that fits adults as well as children. Six layers of Ionized Activated Carbon Filters resists heavy smoke for 25 minutes, Hydrogen Cyanide for 28 minutes, and high temperatures for more than 30 minutes. Five year shelf life. Not intended for use against NBC's - Nuclear, Biological or Chemical threats