Technical information
Raw materials
The raw materials used by Deventer are subject to the very highest quality standards. Upon request, we can give these additional specific properties, such as ‘fire-resistant’ for fire protection doors.
Colours
We procure the raw materials for our seals as granules containing high-quality pigments.
Test laboratory
The Deventer plant in Berlin boasts an in-house test laboratory. This ensures a consistently high quality standard, from incoming goods to the finished product.