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June, 2025

Dual-Function Valves Set New Standard in Pressure Relief and Flame Arresting Technology


Groth’s New 88E and 88F Valves Combine Best-in-Class Flow Rates with Certified Flame Arresting Protection in a Single, Compact Design

Stafford, TX, USA – Groth Corporation, a global leader in pressure relief and flame arresting solutions, proudly announces the release of its latest innovation: the Models 88E and 88F Pressure/Vacuum Relief Valve & Flame Arresters Combinations. Designed to meet and exceed the most demanding industry standards, these dual-function valves combine superior sealing performance with exceptional flow capacity and unmatched flame protection.

Engineered for versatility and reliability, Groth Models 88E and 88F serve a critical role in protecting storage tanks from overpressure and vacuum conditions while simultaneously preventing flame propagation. These dual-function valves are certified to the latest standards, including ATEX (EN ISO 16852:2016) and PED, and exceed API-2000 leak requirements—ensuring both safety and regulatory compliance.

Key Features & Benefits:

  • Best-in-Class Flow Rates: Optimized for high-capacity pressure and vacuum relief at just 10% overpressure.
  • Flame Protection: Integrated 316SS spiral-wound flame element delivers certified protection against flame transmission.
  • Flexible Sizing: Available in sizes from 2” to 12” (DN 50 to DN 300), with a variety of material options including aluminum, carbon steel, and stainless steel.
  • Custom Options: Includes exterior coatings and factory-installed thermocouples for enhanced flame detection.
  • Ease of Maintenance: Removable element housing simplifies routine inspections and servicing.

“The new Groth Models 88E and 88F provide both pressure and vacuum protection for storage tanks while simultaneously protecting against flame propagation. These units deliver reliable, high-performance protection with a compact footprint and industry-leading durability.” said Trey Rothenberger, VP of Global Sales & Marketing at Groth Corporation.

For more information about the 88E and 88F Pressure/Vacuum Relief Valve & Flame Arresters Combinations or Groth’s full range of pressure relief and flame control solutions, visit www.grothcorp.com.


About Groth Corporation:
Established in 1960, Groth Corporation is a global leader in manufacturing pressure/vacuum relief valves, deflagration and detonation flame arresters, blanket gas regulators, and other low-pressure relief products. Groth pressure relief products have been protecting refineries, chemical processing plants, and facilities with atmospheric storage tanks for more than 60 years.

Learn more: https://www.grothcorp.com/

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