INOVATOR Schnellauftore GmbH supplies, installs and maintains industrial and building door systems from Langenfeld, including steel and stainless-steel sliding fire gates in classes T30/EI₂30 and T90/EI₂90 with optional RS smoke-control performance. The fire-rated products it installs are CE-marked to EN 16034 with EN 13501-2 fire classification and carry DIBt general building approvals; the company runs more than 9,000 door and gate units under maintenance contract. Its branches cover consultation, sales, installation and scheduled servicing.