Paints and varnishes. Coating materials and coating systems for exterior wood - Natural weathering test seo-ignore or assemblies in response to

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Paints and varnishes. Coating materials and coating systems for exterior wood - Natural weathering test seo-ignore or assemblies in response to1 Scope This document specifies a natural weathering test for exterior wood coating systems mainly intended for decoration and protection of planed and sawn wood. The test provides a means of evaluating the performance of a wood coating system during outdoor exposure. It forms the basis for the performance specification in accordance with EN 9272. It also facilitates the comparison of coating systems performance on different substrates including the