We want to convert the garage into the living room. Our house has a crawl space under it. But the garage is a slab with cinder blocks around it. Water comes in through the garage door when it rains ...
I have a floor of concrete paver blocks. There is a brown stain on them due to the presence of sand and bricks powder. I'm afraid of using more Hydrochloric acid because it didn't remove all the stain ...