Single solid T30 or T90 doors, general building inspectorate certificate issued and monitored by Deutsches Institut
für Bautechnik (German Institute for Building Technology) in Berlin.
Standard steel galvanised and primed (powder coated), rebate on three sides, with thick rebate similar to domestic
door, corner frame with seal. Many standard sizes ex stock. Individual special sizes. Permitted dimensions
see possible features. Also available in stainless steel.