Check the listing for details. KIKAR Fire Escape Mask (BOX NOT INCLUDED). Condition: New – Open box. Listed at 18.99 USD. 1. Applications This kind of respirator is an essential personal poison-gas protecting respiratory apparatus if a life emergency happens in hotels, office buildings, department stores, bands, posts and telecommunications, power industries, public entertainment places or dwelling housed.2. Main Technical Specifications(up to the Ministry of Public Security standard GA209-1999 eqv EN 403:1993) a. Service life: Type 40≥40min poison gas and smoke protecting, fireproof, hot-radiation protecting, good sealing property, suitable for all kinds of adult faces. b. Object of protection: Carbon monoxide(CO),hydrogen cyanide(HCN).poison smoke and fog.3.Methods of Operations a. Open the cover, take out the vacuumed packing bag. b.Tear the vacuumed packing bag immediately. Take out the Respirator, and pull out two plugs. c. Put on the helmet and fasten it with its string. d. Choose right way and escape decisively and quickly.4.Points For Attention a. This product can be used only once. It can't be used for work protection, just for personal escape and self-life-saving. b. Storage conditions: 0-40oC surroundings, no hot source nearby, no flammable, explosive and corrosive materials nearby. Well ventilated, keep away from rain and moisture corrosion. c. This kind of respirator belongs to storage model. As soon as it is placed in store, it can't be moved, beaten or taken apart at will, otherwise it may lose efficiency. d. This kind of respirator cant be used in environment where oxygen density is below 17% . e. This kind of respirator is suitable for adults only to wear and escape in an emergency. f. If the seal has been broken, you must consider that this respirator has been used and cant be used again.