- P/N: 10064644_x000D_ _x000D_ - Marking according to EN: EN 403:2004_x000D_ _x000D_ Class S: designed to be stored_x000D_ _x000D_ Class M: designed to be carried on the person or a vehicle_x000D_ _x000D_ - Conditions of use:_x000D_ _x000D_ Fire escape hood for one-time use only_x000D_ _x000D_ filtering device dependent on ambient air which should only be used in areas where there is an adequate level of oxygen_x000D_ _x000D_ designed to protect persons endangered by smoke and gases