Curtain walling. Air permeability. Performance requirements and classification included-in-kit Metric (A/F) 3

Metric (A/F) 3

This European Standard provides a basis for establishing preservative retentions for timber when specified in conjunction with EN 351-1 considering necessary local considerations

BS EN 1295-1 provides the requirements for the structural design of pipelines and gives the basic principles of the nationally established methods of design

— introduced into the system after system failure

Requirements for a method to test isothermal performance are given in Annex D

Curtain walling. Air permeability. Performance requirements and classification included-in-kit Metric (A/F) 31 Scope This European Standard specifies requirements and classification of air permeability of both fixed and openable parts of curtain walling, under positive and negative static air pressure. NOTE This European Standard applies to curtain walling as specified in prEN 13830.