This standard specifies methods for the exposure of geotextiles and geotextile-related products to weathering conditions more than those of natural weathering. The light sources used shall be fluorescent UV lamps in accordance with ISO 4892-3. This is an index test to differentiate between products with little or no resistance to weathering and those which do have this resistance.
Regulation (eu) No 305/2011 of the European Parliament and of the Council of 9 march 2011 laying down harmonised conditions for the marketing of construction products and repealing council directive 89/106/eec
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