Grundfos Model Numbers Explained: What CR3-19 and CM5-5 Actually Mean
In a Grundfos CR or CM model number, the first number is the nominal flow rate in cubic metres per hour and the second is the number of impellers, or...
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Air Flow Pump AFP-40S-C-BF 1/2 H.P. Boiler Feed Pump System is backordered and will ship as soon as it is back in stock.
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Our 40-gallon boiler feed system is perfect for any jobs you might have that require smaller equipment but just as much power and efficiency. This feed system consists of silicon bronze impellers with John Crane seals and 1/4″ thick steel receiver. You also have the choice between a simplex or duplex control panel and TEFC or Explosion Proof motors. The 40-gallon boiler feed system was designed to be customizable for a number of different projects and applications.
In a Grundfos CR or CM model number, the first number is the nominal flow rate in cubic metres per hour and the second is the number of impellers, or...
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The short answer: choose a Grundfos CR when you need high pressure, and a CM when you need a compact pump for moderate pressure. CR is a vertical multistage pump...
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A sump pump moves clean groundwater, a sewage ejector pump moves raw sewage with solids from a below grade bathroom, and a sewage or effluent pump sits between them. They...
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