This Standard establishes performance requirements for Multipoint Locks and includes operational tests@ cycle tests@ strength tests@ security tests@ and finish tests. Tests described in this Standard are performed under laboratory conditions. In actual usage@ results vary because of installation@ door and frame construction@ maintenance and environmental conditions. Grade Qualifications (Also See Appendix A.) Manufacturers shall indicate the Grade level of their locks. Locks passing all tests within Sections 7@ 8@ 9 and 11 shall be assigned the respective Operational Grade; locks passing all the tests within Section 10 shall be assigned the respective Security Grade. It is permissible to qualify a model to an Operational Grade only; models meeting both Operational and Security Grades shall indicate the Grade Level for each.