Property

Air Leakage Class
v1.0

Active

URL: https://opendictionary-ecstest.test-bim.com/organization/25869347-9422-4528-ac1c-65954fa4061d/dictionary/9deb4292-f4a1-4152-a7f3-ddecc7bf4f11/property/1647794d-ea5b-4af7-909e-e438c55d41fa

GUID: 4fbd64f5-bcdf-4ee7-aebf-b4942d50d64a

Definition

A rating defined by standards (eg, EN 12207) indicating the maximum permissible amount of air passing through a closed component under specified pressure conditions

Description

Crucial for maintaining system efficiency, meeting building pressurization requirements, and reducing energy loss

Example

Class 1

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

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