# Commission Delegated Regulation (EU) 2017/1228 of 20 March 2017 on the conditions for classification, without testing, of external renders and internal plasters based on organic binders covered by the harmonised standard EN 15824 and rendering and plastering mortars covered by the harmonised standard EN 998-1 with regard to their reaction to fire (Text with EEA relevance), Annex

Extent: E+W+S+N.I.

Products delivered in paste or in powder form and used for external and internal covering on walls, columns, partitions, and ceilings. The performance of substrates shall be at least class A2 — s1, d0 and the density shall not be less than 525 kg/m3.
Related to the solids content (comparable to the fully dried plaster/render as applied to the substrate).
Related to the wet product (ready to use state).
Class as set out in Table 1 of the Annex to Delegated Regulation (EU) 2016/364.
Products
Maximum organic content(% in weight)
Maximum mass per unit area(kg/m2)
Class
External renders and internal plasters based on organic binders covered by the harmonised standard EN 15824
≤ 9,0
≤ 4,0
B - s2, d0
External renders and internal plasters based on organic binders covered by the harmonised standard EN 15824
and
Rendering and plastering mortars covered by the harmonised standard EN 998-1
≤ 2,5
≤ 6,0
A2 - s1, d0
≤ 4,0
≤ 4,0
≤ 5,0
≤ 2,0

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Source: https://www.legislation.gov.uk/eur/2017/1228/annex (the official version)
Page: https://openlegislation.uk/eu-regulation-2017-1228/annex
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.