11 Flow-through fittings or pipeline fittings as collectors or distributors or for mixing liquid or gaseous media and vapors; fittings for pressure reduction; valves as parts of heating systems/sanitary installations, in particular inlet valves, drain valves, overflow valves, quick-closing and shut-off valves, diverter valves, safety valves, start-up valves, circulation valves, injection valves, level control valves, minimum quantity valves, condensate valves and drain valves; control valves as parts of heating installations/sanitary installations for pressure reduction, for cooling, also with injection; electrical, hydraulic, pneumatic actuators for fittings or valves as parts of heating installations/sanitary installations; cooling apparatus, devices, units and elements for steam and hydraulic fluids, in particular superheated steam coolers, injection coolers, spray coolers, thermodynamic converters; filters for exhaust gases and for liquids; all the aforementioned goods for liquid or gaseous media and vapors