Quality
Top quality has priority.
Quality and Kermi have been inseparable concepts from the outset. Beginning with product design through the demanding selection of material and a rigorous series of tests to relentless final inspection, Kermi's high standard of quality is realised in full. Among others, presented with the RAL certification mark, together with a thoroughgoing quality system with certification according to DIN EN ISO 9001:2008 and 14001:2004 - and backed by an extended warranty in accordance with ZVSHK.