EN 14591-1This description is for standard: EN 14591-1This document applies to air shutter frames and air doors for ventilation structures which are to remain functional after the passage of explosion
EN 14591-2This description is for standard: EN 14591-2This standard specifies the requirements for concentrated and distributed passive water trough barriers, and quick-deploy water trough barriers. T
EN 14591-4This description is for standard: EN 14591-4This document lays down requirements for automatic explosion extinguishing systems for roadheader machines (selective cut heading machines) in roa