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I've tested it with both my suppressors and after 2 bricks of CCI standard velocity through them they need cleaning.
Groups will clearly grown to almost double the size and get more fliers, I don't...

I used a DPT for a long time but eventually switched to an ASE eco for my 22s and leave the DPT for the 17hmr.
They have about equal noise reduction, maybe the DPT is slightly better but the ASE is...

You can't shoot much 22lr through your suppressor.
After 500+ rounds they need to be cleaned or lead and carbon fouling will build up very heavily and cause accuracy to turn to shit.