4 Emergency Exit Break Glass replacement glass vintage NOS

The product is a set of four vintage emergency exit break glass replacement glasses. These replacement glasses are new old stock (NOS) and are designed to provide an emergency exit pathway in case of emergencies. They are essential components in fire protection equipment and safety systems, ensuring that people can exit a building quickly and safely in the event of a fire alarm. These break glass replacement glasses are a reliable and practical solution for maintaining fire protection equipment in good working order.