ARMSTRONG PUMPS

FLUID PUMPS AND FLUID CIRCULATING PUMPS AND PARTS THEREFOR; FLUID PRESSURE BOOSTERS; AND AIR COMPRESSORS, ALL FOR USE IN FLUID FLOW SYSTEMS

CONTROL, SAFETY AND REGULATING VALVES FOR FLUID PUMPS AND FLUID CIRCULATING PUMPS; THERMOSTATIC RADIATOR VALVES, BALANCING VALVES AND METERS FOR THE FOLLOWING; FLUID PUMPS, FLUID CIRCULATING PUMPS, AIR COMPRESSORS, FLUID PRESSURE BOOSTERS AND WATER HEATERS; AND FLUID FLOW GUIDES, ALL FOR USE IN FLUID FLOW SYSTEMS

WATER HEATERS; HEAT EXCHANGERS; REFRIGERATING VESSELS, NAMELY EVAPORATORS, CONDENSERS, RECEIVERS AND COOLERS; PACKAGED AIR DRYERS; DIAPHRAGM TANKS WHICH ALLOW FOR EXPANSION AND CONTRACTION OF FLUID IN A SYSTEM TO MAINTAIN CONSTANT PRESSURE THEREIN; VORTEX AIR SEPARATORS; AIR PURGERS; AND AIR VENTS