GFPP PMD4/PMS4 Pneumatic Actuators

GFFP Material for Corrosive Installations

For more information, contact:
Robert Gaddy
Marcom Coordinator
1.336.712.9900 ext. 5274

Clemmons, NC (January 7, 2013)—Hayward Flow Control is proud to announce the launch of our GFPP (Glass Filled Polypropylene) PMD4/PMS4 Series Pneumatic Actuator line. The PMD4/PMS4 features a GFPP housing that provides the actuator superior corrosion resistance and performance in environments and atmospheres where most metal actuators cannot. With the GFPP material, the PMD4/PMS4 actuators are also very robust, lightweight and compact, allowing for ease of installation.

The PMD4/PMS4 Series are available in several sizes for use with Hayward ball valves up through 6” and butterfly valves through 4”. Available in both double acting and spring return designs, the PMD4 has a torque range at 80psi supply, from 125 in-lbs to 500 in-lbs, whereas the PMS4 features a range of 44 in-lbs to 230 in-lbs. All sizes have NAMUR VDI/VDE 3845 mounting for solenoids and ISO5211 mounting base.

Key Features Include:

  • GFPP Housing
  • Anodized Aluminum Two Piston Rack and Pinion
  • 303 Series Stainless Steel Shaft
  • External Position Indicator
  • Alternative Operating Media for 40psi to 120psi Service
  • Permanent Lubrication
  • Buna-N Seals
  • 304 Series Stainless Steel Fasteners
  • 1/4” NPT Air Connections
  • All Units Marked for Traceability and 100% Tested
  • Backed by Hayward’s Exclusive 2 Year Warranty

Additional options include solenoid valves for Double Acting Air-to-Open and Close, solenoid valves with optional voltages, auxiliary switch control and cycle speed controls.

Typical applications or installations include but are not limited to waste and water treatment, chemical transfer and processing, aquatic and animal life support systems, food and beverage, pharmaceutical, pulp and paper, mining, marine and other salt water corrosive environments.

About Hayward Flow Control
Hayward Flow Control, a division of Hayward Industries, is a leading manufacturer of industrial thermoplastic valves, filters, strainers, bulkhead fittings and tank accessories, actuation and pumps for use in water and wastewater treatment, chemical processing, water parks/municipal pools, life sciences and general processing. 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 9001:2008 Certified manufacturer.

For more information, contact Hayward Flow Control at 1.888.429.4635 or by email at Visit us also at

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