Did you check out the link I posted that reviewed and rated them? If you had, you would have found that the 3 best sealers have a double seal capability built in. I don’t have any experience with Nesco equipment, but I do with Anova equipment - good stuff.
No. I didn’t catch that. I’ll go back and read through again. Let you know
Read thru it. Interesting, I learn something new every day.