bauer gmbh Tore + Türen manufactures and installs T90-1 sliding fire gates approved to DIN 4102, in double-skinned 63 mm steel construction and in widths up to 8,500 mm, alongside T30 fire gates, steel doorsets and industrial doors. Its fire gates are supplied under DIBt allgemeine bauaufsichtliche Zulassungen of the Z-6 series and can be glazed with fire-resistant glass or fitted with smoke-detector-released hold-open devices. Its own fitting teams carry out installation and the periodic inspection and servicing of hold-open devices to DIN 14677.