Is there a way to seal a damp brick floor?

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Q. Our master bedroom was originally an outdoor carport that was enclosed. The floor of the carport is brick. These are full bricks (not pavers) and are not sealed. There was new carpet laid over that brick. We had horrible issues with moisture coming up through the brick and molding the carpet. We ripped out the carpet and are stuck as to how to proceed. There is no moisture barrier between the concrete slab and the brick, as it was not originally intended to be an indoor space. We have left the brick exposed for about two months’ time to let it “air out.” However, when we put down one small area rug, mold formed under it in just a week’s time. Much of the brick around the edges of the room are so wet they literally crumble when poked with something sharp.

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