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Weather tightness with VELFAC 200 DGU (AWW testing)

VELFAC windows are tested for weather resistance in terms of:
- air permeability
- water tightness
- wind restistance

The VELFAC 200 system has gone through a comprehensive range of tests to ensure it meets British and European test standards.

N.B.

Please find the test results in the DoP document for VELFAC 200 DGU.

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