Once the stains are gone rinse the area thoroughly with cool water and allow it to dry.
Muriatic acid mix for cleaning concrete.
Mix 3 to 4 parts water with 1 part acid or follow label instructions for a 10 concentration 15 for hard smooth concrete.
Apply the solution to the surface.
For many years it was a standard method of concrete preparation used by nearly all industrial commercial and institutional floor coating installers depending on the floor size and system to be installed.
Use muriatic acid to clean concrete only when no other cleaner will do the job.
The first part getting to know muriatic acid deals with the properties of muriatic acid how it works and suggestions for safer alternative cleaning methods the second part special masonry cleaning situations gives a few more specific examples such as efflorescence removal and paint preparation.
Brightens concrete and masonry.
Always add the acid to the water to help prevent acid splashing out of the mixing container.
If you spill the muriatic acid cover the spill with a thick layer of garden lime.
Klean strip green are products that are better for the environment.
Cleans algae and scum.
Never mix muriatic acid with other acids.
Use a garden sprayer or paint brush to apply the solution to the stain.
It s also easy to use and store.
A smooth concrete floor must be roughened before paint will stick to it.
Muriatic acid acts like liquid sandpaper by roughening the surface of the concrete.
Do it yourselfer s should avoid muriatic acid where possible.
Acid etching is the process of applying hydrochloric muriatic or buffered phosphoric acid to a slab then rinsing it off with water.
Muriatic acid also called hydrochloric acid is the most dangerous chemical product sold on the open market.
This article has two parts.
Klean strip green muriatic acid has 90 lower fumes than standard muriatic acid.
It also reduces the surface alkalinity of the concrete that can cause some paints to adhere poorly.
You should see a chemical reaction as soon as you apply the muriatic acid.
Do not ever mix any other chemicals with muriatic acid.
These solutions are for etching the concrete.
Pour the acid into the water slowly.
Always store muriatic acid in the container it came in.
Only mix muriatic acid in a glass or acid resistant plastic container find a list here.
How to use muriatic acid to clean concrete.
Phosphoric acid can be used as a safer alternative for cleaning concrete.
If you re just removing mineral deposits efflorescence use a much weaker mix 10 1 or 16 1 for muriatic acid.
Masonry projects that use cement products like mortar concrete and grout can be messy muriatic acid is a sure way to clean masonry surfaces this product is a very strong acid that will clean dried cement products off stones bricks and other masonry surfaces.
