1.1 In addition to the requirements given in EN 15767-1, this part of this European standard applies to devices designed for aspirating air and projecting low expansion foam and, in some cases, inducting foam concentrate. It specifies requirements for safety, performance, classification and designation, as well as test methods, instructions for use and maintenance and marking. 1.2 This European Standard is only applicable to foam devices which are manufactured after its date of publication.