Paints and varnishes - Coating materials and coating systems for exterior wood - Part 3: Natural weathering test
STANDARD published on 1.3.2020
Designation standards: ČSN EN 927-3
Classification mark: 672010
Catalog number: 508972
Publication date standards: 1.3.2020
The number of pages: 36
Approximate weight : 108 g (0.24 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
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 927-2. It also facilitates the comparison of coating systems performance on different substrates including the wood species, or other wood modifications