You're sure it's the blocks and not the mortar between them? Also, are you sure it's not just efflorescence (though that usually shows up on the inside, I think)?
krxmanMember since 11/16/05
Left out that you'd probably want to patch walls and apply new skimcoat either befor or after sealant.
Sounds like you may have an efflorescence or mold problem, which is pretty typical in these old foundation walls. What I am told by my contractor is you need to ...
I have stone foundation walls that I want to treat w/Dryloc and then painting. How well do Dryloc'd stone walls take paint? It sounds like the treatment leaves th...
I would start by calling the company that did the mold treatment to find out what they applied that you are now smelling, how toxic it is, how long the smell shou...