QL Lock Mechanical Principles

  1. 316 Stainless steel construction
  2. Linear ‘coded-card’ key design
  3. Robust construction
  4. Proven reliability in all climates
  5. Single or double key versions
  6. No modification to host valve
  7. Suitable for any valve type/model
  8. Can be installed on live plant

The key sequence requires ‘code-bars’ to be inside the lock body, especially chosen to accept only the correct key, which is specific to the process requirements.

Lever operated ball valve