Stone wool insulation as wadding?
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Jan 01, 2013
, 01:53 PM
United States, UT, Herriman
Joined Jan 2012
An excellent cheap wadding is cellulose insulation, available at most hardware stores. It's biodegradable, and treated to prevent fire. And a lifetime supply costs about $10.
Remember not to pack it in too tight, or the chute won't deploy properly.