Vortex Pumps 370W.Volumetric water able to offer high presures in relation to comparatively low powers and which have particularly steady operating curves.They are qualified in domestic fittings,to increase the system pressure in aqueducts and for automatic water distribution by small autoclave tanks or by hydrosphere units.For the correct functioning of the pump,use clean water,or non-aggressive liquids only,without sand or other solid impurities.