Posted by John Fasoldt on 16:26:26 6/13/2009 from 220.127.116.11:
In reply to: carpentern ants in beam posted by scott on 9:38:48 6/13/2009 from 18.104.22.168:
Best would probably be an insecticidal dust, injected into where the frass is coming from. And you don't necessarily need "moisture," just a dead air space.
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