Property
Air permeability class v1.0
Active
URL: https://opendictionary-ecstest.test-bim.com/organization/25869347-9422-4528-ac1c-65954fa4061d/dictionary/4c7cdaf6-c405-44bf-9080-8359697e1668/property/32e5366e-4d23-41c4-9e03-1af276b5e7a2
GUID: 707d5aa4-8afc-4ebb-baf0-484289d65e2d
Definition
The standardized European classification defining a window or door's absolute resistance to wind-driven atmospheric infiltration.
Description
Essential for specifying facade components in extreme high-altitude or severe coastal weather environments to guarantee occupant comfort.
Example
Class 3
Technical definition
Data type
String
Value list
- Class 1
- Class 2
- Class 3
Usage
Property groups (1)
References
Reference documents (2)
- EN 1026 Air Permeability of Windows and Doors v1.0
- EN 12207 Air Permeability Windows Doors v1.0