Tamo also supply Cryogenic Relief Valves, Check Valves & Specialist Valves for very wide range of applications in the High Science applications as well as OEM applications.
Example below Low pressure helium relive valve. Manufactured from Stainless Steel (other body materials available) with KF25 connections & Viton seals (other seals available) set at 4 PSI. Set points from 0.5 PSI to 9 psi are available.