ISO 9237

Description of the Test

Textiles. Determination of the permeability of fabrics to air.


  • The test fabric is mounted on a circular specimen holder
  • Air is forced through the test fabric by a suction pump until the recommended pressure drop is achieved
  • The air flow is recorded after at least 1 minute or until steady conditions have been achieved
  • The test is repeated at least 10 times at different locations on the sample under the same conditions

Third Party Validation
On passing this test, the tested product can be labelled as having been tested by airmid to ISO 9237 in support of any claim relating to the test and data received.

Turmaround Time

15 working days



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