BHMA - Builders Hardware Manufacturers Association Inc.
适用范围
This Standard establishes requirements for the performance and installation of gasketing systems including intumescents applied to@ or mortised to doors@ frames or both. Included are performance tests intended to provide installation guidelines@ resistance to smoke and air infiltration@ and measure the life and durability of gasketing materials. Requirements apply to factory or field installed materials. Tests described in this Standard are performed under laboratory conditions. In actual usage@ results vary because of installation@ maintenance and environmental conditions.