Cat,
Does a Borate or Borax solution sound familiar? From what I've read, these solutions are used to keep insects out of air drying lumber piles and powder-post beetle infected furniture. I would imagine that it should work for a log home, also.
-Chris 1 acre pond Currently managing: FHM, GSH, GSF, BG, PS, RES, LES, YP, SMB, LMB, HSB, RBT, WE, CC, FHC, and Grass Shrimp 
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