I think you mean a damp course therapy of some sort.
It is the mortar that is sucking the water up. If they are engineering
bricks as the descripion implies, then all you need to do is drill the
mortar. The destructions will say drill the bricks; I know but......
I think all SDS drill bits are of similar quality. If you buy them
from a builder's supplier or a hire shop you will get the best -if
there is a difference.
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