Pressure Relief Valves for Installation into Plastics

IMH Pressure Relief Valves for plastic installation have the same internal design as the Insert Pressure Relief Valves, but feature easy, press-in installation. A high quality, metal to metal seat provides low leakage and highly repeatable cracking pressure as well as compatibility with a wide range of fluids and gases.

These valves are available in three diameters: 2.5mm , 5.5mm and 8.0mm, with corresponding flow capabilities. Model with a ceramic ball are also available as standard.

Lee Check Valve Features and Benefits

Metal to metal seating
  • Provides high reliability.
  • Repeatable crack
Press-in design
  • Simple installation
Leak tight
  • Efficient system performance
Guided ball design
  • Fast response
  • Low hysteresis
Ceramic ball versions
  • Compatible with aggressive fluids
100% tested
  • Eliminates rework



The Lee Company, Industrial Microhydraulics Group • 82 Pequot Park Road, Westbrook, CT 06498-0424 • Tel: 860-399-6281 • Fax: 860-399-7037 •
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