If you plan to use Nitrox (up to EAN40) or if you need to switch between yoke and DIN regulators, then the Thermo PRO valve is the valve for you. It is pre-cleaned and ready for any adventure.
- Precision machined from 316 stainless steel
- Protects threads of 200 and 300 bar DIN threads
- Prevents gas loss from accidental turn on
- Includes Viton o-ring