New Thermoplastic Pulsation Dampeners from Hayward Flow Control

Clemmons, NC (October 10, 2022) – Hayward Flow Control continues expanding its range of product solutions for chemical feed systems with the addition of the HPD Series Pulsation Dampeners.  Designed and built to extend the useful life of critical components, including pumps, flowmeters, sensors, by lessening the effects of pressure surges, the HPD Series features all thermoplastic construction with multiple bladder material options.  With 8 volumetric sizes, ranging from 6 cu. In. to 125 cu. in., the HPD Series reduces damaging shock created by a pumps action in a chemical feed system.  The result is an even, laminar flow, and continuous dosage.

The HPD Series is available in pipe sizes ½”, ¾”, and 1”, with connection options including integral threaded (NPT or BSPT), true union socket, and flanged.  The lower housing is offered in PVC, CPVC or PVDF.  Black Noryl top body are standard for PVC and CPVC models, with PVDF top body for PVDF units.  Bladder materials include EPDM, Viton®, Hypalon and PTFE.

Other Key Features & Benefits Include:

  • 316 SS Charging Tee and Gauge Standard
  • No Wetted Metal Parts
  • Less Weight vs. Metal Dampeners
  • Easily Replaceable Bladder
  • Aluminum Laser Etched Tags with SS Cable
  • 18-8 SS Hardware for Body Assembly
  • All Sizes Pressure Rated at 150 PSI/10 Bar @ 70°F / 21°C Non-Shock
  • Made in the USA!

Typical applications or installations include but are not limited to chemical dosing for waste and water treatment, chemical transfer and processing, cooling towers, chlorination systems, power plants, aquatic and animal life support systems, and metal plating / surface finishing.


About Hayward Flow Control

Hayward Flow Control, a division of Hayward Industries, is a leading U.S. manufacturer of industrial thermoplastic valves, actuation and controls, instrumentation, filters, strainers, corrosion resistant pumps, bulkhead fittings and tank accessories and for use in water and wastewater treatment, chemical processing & transfer, chemical feed, aquatic/animal life support systems, mining, and other industrial processing systems. Hayward's thermoplastic flow control products can accommodate aggressive and corrosive environments, delicate ecosystems, or the strictest chemical balances to keep water and life working together. Hayward Flow Control is an ISO 9001:2015 Certified manufacturer.

For more information, contact Hayward Flow Control at 1.888.429.4635 or by e-mail at   Visit us also at




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