All-Flo Products

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 Markets

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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About PSG

PSG® is a global leader in the manufacture of pumps, systems and related flow-control solutions for the safe, efficient and reliable transfer of critical and valuable materials. PSG features world-class pump brands – Wilden®, Blackmer®, Neptune™, Almatec®, Mouvex®, Griswold®, Ebsray®, EnviroGear®, Quattroflow™, Abaque™ and All-Flo® – committed to servicing key vertical markets that include Hygienic, Chemical and Energy. We are passionately committed to innovative technologies that will positively impact the world. Our priority is providing the market expertise you need by delivering tomorrow’s innovative fluid and material transfer solutions today. For more information, please visit psgdover.com.

About Dover

Dover is a diversified global manufacturer with annual revenue of approximately $7 billion. We deliver innovative equipment and components, specialty systems, consumable supplies, software and digital solutions, and support services through three operating segments: Engineered Systems, Fluids and Refrigeration & Food Equipment. Dover combines global scale with operational agility to lead the markets we serve. Recognized for our entrepreneurial approach for over 60 years, our team of approximately 24,000 employees takes an ownership mindset, collaborating with customers to redefine what's possible. Headquartered in Downers Grove, Illinois, Dover trades on the New York Stock Exchange under "DOV." Additional information is available at dovercorporation.com.