replying to asis, Iggy wrote:
Bleach it (full strength or a little diluted), if it's just some minor liquid
residue...any solids should be picked up before treating the area. However, that
Bleaching can damage paint color on the finished side of the wall, so use Windex
or some other non-bleach multi-purpose cleaner on that side.
replying to Iggy, Norajhon wrote:
Unpleasant odors behind walls are often caused by mold and mildew thriving in
damp spots.You might also notice the smell outside where faulty pipes leak waste
water into the yard...???
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