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Raven’s FlowMax™ fluid transfer systems make it simple for you to monitor product flow from the nurse truck to your sprayer. With three systems to choose from, all feature a digital display that’s easy to view with the controls placed right where you need them—on the meter!

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In stock (1000 items available)
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Raven’s FlowMax™ fluid transfer systems make it simple and convenient to monitor product flow from the nurse truck to your sprayer. The digital display is easy to view and the controls are on the meter itself, which is right where you need it. While our RFM series flow meters are used for spraying applications, the Flow Max™ series is designed exclusively for stationary fluid transfer, and also lets you set your own fluid transfer rate.


  • Flanged 2" plumbing (M220)
  • Weather-resistant enclosure
  • Simple setup and operation
  • Replaceable 3.6 volt long-life battery
  • Records three separate total volumes
  • Displays rate of fl ow in U.S. or metric
  • Mounts “in-line” to monitor fl ow rate with maximum precision
  • Self-contained digital display shows flow rate and totals
  • 200 GPM maximum
  • Self-contained – no other consoles, cables or flow meters needed
  • Manufacturer
    Raven Industries

Please be assured that your items will ship out as soon as possible after the order is processed. Please allow 2-5 days for processing.

We use the United Parcel Service (UPS) for all purchases.

Shipments are picked up from our office at 3pm EST Monday-Friday only. Orders that are placed on Saturday or Sunday will not be processed until Monday. You will be notified as soon as possible for any items that are not in stock.

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We will issue a refund in the original form of payment for merchandise that is unused & in original packaging within 14 days of purchase. Any defective merchandise can be exchanged within 30 days of purchase. All merchandise returned after 14 days of purchase will have a 20% restocking fee & refund will only be available as store credit. The customer is responsible for return shipping of any returned products, some exclusions may apply.

Please complete and send this form with all returns- Order Return Form