DREW WILEY
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- Jul 14, 2011
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Ziplok bags aren't reliable at all in a freezer for very long. I'd rather take a couple of grocery store poly bags, double them up, and knot them. But if you want to heat-tack poly bags, including Ziplocks, without any way for moist air to get in, use your teflon drymount tacking iron on its high setting and a strip of release paper to keep it from sticking to the plastic. A strip tacker like the one shown by Roger is more convenient; but ideally find the kind used for freeze-dried food with an integral air vacuum feature, available from kitchen stores and so forth. They'll have the correct kinds of poly bags too.