My film did not get developed

Using Older Paterson Tanks with AGO

If your film did not develop when using your own older Paterson tank, here’s the solution.

Check Your Paterson Tank

Make sure your Paterson tank is a later model.
Older tanks with the old central column design can cause film to remain undeveloped.
Learn how to check if your central column is old or new in this video:

Using the AGO Adapter

Each AGO Film Processor kit includes an adapter part for older Paterson tanks.
If you’ve lost yours or need an extra set, you have two options: