These replacement venturi assemblies come with tubing and muffler, and are available to fit all sizes of Pondmaster® Pond-Mag® and Supreme® Aqua-Mag® magnetic drive pumps up to 1800gph. When used with fractionating impeller, this Venturi assembly converts a regular magnetic drive pump into an aerating, recirculating pump.
Important: Must be used with a fractionating impeller to work. See link below for fractionating impellers.