BS EN 12952-8. Water-tube boilers and auxiliary installations. Part 8. Requirements for firing systems for liquid and gaseous fuels for the boiler|Gaseous fuels, Electrical equipment, Pipes, Ignition systems (heat engineering), Fuel storage, Boilers, Burners, Auxiliary, Heaters, Water-tube boilers, Ratios, Cut-out devices, Heat engineering components, Control devices, Safety measures, Valves, Fuel oil, Fired pressure vessels, Steam boilers, Liquid fuels, Circulators (heaters), Design, Heating equipment, Density