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Quality Built To Provide A Precise Performance

All-Flo pumps have been built to last and performance engineered to provide reliable operation and trouble-free service under the toughest conditions.

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All-Flo Solves Challenging Applications with Simple Solutions

All-Flo positive displacement air-operated double-diaphragm (AODD) pump solutions are the reliable and efficient choice for an array of industries and applications.

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All-Flo News

  • Using AODD Pumps to Optimize Filter-Press Operation

    May 13, 2021
    Appearing in the May 2021 issue of Pumps & Systems magazine, this article takes a look at three markets and applications where filter presses can shine: one traditional, a second that has seen a reimagining of its production processes, and one that requires reliable operation in extreme conditions. Additionally, this article will highlight the pump technology—positive displacement (PD) air-operated double-diaphragm (AODD)— that can perform well with filter presses, no matter the industry or application.
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  • All-Flo Releases New PDM Series Pulsation Dampener

    Apr 21, 2021
    All-Flo, part of PSG®, a Dover company and a leading provider of air-operated double-diaphragm (AODD) pumps and accessories, is pleased to announce the launch of its new PDM Series Pulsation Dampener. Available in 316 stainless steel construction for aggressive applications, the PDM Series helps expand the application range and augment the performance of All-Flo AODD pumps.
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  • How to Select Proper Diaphragm Materials

    Dec 03, 2020
    Air-operated double-diaphragm (AODD) pumps have grown into workhorses in many diverse industries, but they will only perform properly if compatible diaphragms are used.
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  • Pumps & Equipment Play Their Part during Global Pandemic

    Apr 01, 2020
    While many people are enjoying the alcoholic beverages they have stocked away, there are a few distilleries that have changed from producing libations to manufacturing hand sanitizer.
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  • Best Lubrication and Oil Transfer Pumps

    Feb 04, 2019
    Air-operated double diaphragm (AODD) pumps are positive displacement pumps which utilize compressed air for fluid transfer. AODD pumps are used in a plethora of industrial applications to transfer high-viscosity oils and lubricants.
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  • Dewatering with Air Operated Diaphragm Pumps

    Aug 30, 2018
    Dewatering, or the removal of water, is a common application for AODD pumps. Regardless of the industry or location in the plant water can accumulate in a variety of areas.
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  • Five Things You Need to Know to Select the Perfect Pump

    Mar 17, 2018
    Often, when we talk to customers who are in the market for a new or replacement pump, they can become overwhelmed by the industry terminology and options. To help, we’ve compiled a brief list of five things you need to know to select the perfect pump for your application.
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  • How AODD Pumps Can Handle High Viscosity

    Mar 01, 2018
    A common question asked by users of air operated double diaphragm (AODD) pumps is, “What is the maximum viscosity of a process fluid that can be transferred by an AODD pump?”
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