L500 series Circle Seal relief valve – 14 mbar to 1 bar

Product description This extremely low pressure, zero leakage relief valve available in discharge to atmosphere or in-line versions. A deflector cap is available on the discharge to atmosphere version. The cracking pressure is accurate to +/- 5%. The relief valve is adjustable, but tamper proof when installed. Cracking Pressure Range: •0.2 to 15 psig (1 …

L500 series Circle Seal relief valve – 14 mbar to 1 bar Read More »

Marquest non-metallic chemical seals

Product description These non-metallic chemical seals are an economic option for those media that are resisted by the wetted materials. Wetted materials: Body: PVC, CPVC or PP Membrane: Standard – PTFE, FPM & EPDM also available. Connections: 1/4” or ½” FNPT. Call us on 01895 200015 for price & delivery or to discuss special versions

Chemical seals & pressure gauges

Chemical seals are available in 316 St St (1.4571) and non-metalic versions offering a wide range of chemical resistance in general petro/chem, food, biotechnology and pharmaceutical applications.Our pressure gauge range is from 40mm industrial air-line gauges through to  160 mm 316 St St (1.4571) gauges for highly viscous media.

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