Every detail is rigorously monitored and repeatedly tested according to all industry standards. The most important standard for us is EN 13300 for “Coating materials for interior walls and ceilings”
When you choose Brillux interior paints, you choose genuine quality. From testing the raw materials and monitoring the production steps to processing the paints and ensuring the quality of the finished surface.
Every detail is rigorously monitored and repeatedly tested according to all industry standards. The most important standard for us is EN 13300 for “Coating materials for interior walls and ceilings”
Two letters, five numbers and what they mean
Anyone can promise quality. The EN 13300 classification guarantees comparable values for all products – and for you when you use them.
So you can be sure you’re using guaranteed quality. And pass this promise on to your customers with peace of mind.
Because we want your customers to be satisfied. And you too, of course!
R-class | Wet abrasion resistance |
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Matt coats hide imperfections in walls painted in grazed light, while medium-gloss or high-gloss grades can make uneven areas more visible.
H₁₀ classes | Hiding power % |
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Description | Grain size |
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This quality feature was introduced in 2023 without classification. It defines the ability of a (pigmented) coating to withstand stain removal without any perceptible change in surface structure, gloss or color. The stain may be removed, for example, using a soft sponge moistened with a suitable medium (clean water, water mixed with cleaning product, solvent) depending on the type of soiling, without scrubbing too hard. A coating with an R-class ≥ 3 must not be declared as cleanable.

Wet abrasion resistance
Wet abrasion resistance is an indicator of a surface’s resistance. The measure for resistance to mechanical abrasion, e.g. when cleaning the surface, is divided into five R-classes. R-class 1 represents the highest wet abrasion resistance, R-class 5 the lowest.


The contrast ratio indicates whether the interior paint is able to cover a contrasting substrate. The contrast ratio is assigned one of four classes depending on the paint’s covering rate (m²/l): H₁₀ class 1 has the highest hiding power and H₁₀ class 4 has the lowest (example: H₁₀ class 1 at 7 m²/l).

The maximum grain size describes the size of the largest particles of an interior emulsion. The grain size is determined and tested using a grindometer. Most wall paint features a fine grain size. Grained coatings, for example Vetrolux 3100 or all brush-on renders, have medium grain size. The classification “coarse” is mainly found in structural plasters.
Classification according to EN 13300