removing efflorescence from concrete block

How to Remove Efflorescence from Concrete Block Walls. Web  Step 4: Clean with muriatic acid and water. Remove stubborn efflorescence with a solution of muriatic acid and water. A solution of 1 part muriatic acid to 12 parts water is quite good for efflorescence removal. Pre-soak the wall with fresh water and then.

How to Remove Efflorescence from Concrete Block Walls
How to Remove Efflorescence from Concrete Block Walls from i.pinimg.com

Web  The easiest step to remove efflorescence is to wash the wall and scrub.