Relief Valves

  • Large nozzle design provides high capacity
  • Valve seats with Teflon backing for maximum performance
  • Pivot between disc and spring corrects misalignment and compensates for spring side thrust


  • Model PRV-K has ‘pull-ring’ lift device for easy manual testing
  • Every valve is inspected and tested for pressure setting, blowdown and leakage
  • All adjustments are factory sealed to prevent tampering or disassembly


  • Protection of low to medium pressure high volume blowers, compressors and pneumatic conveying systems
  • Bulk hauling trailers/equipment
  • Light gauge tanks
  • Protection of high volume vacuum pumps and conveying systems

Product Catalogue