Cemtetch® is an industrial cleaning and acid-based concrete etching solution. We use cookies to make wikiHow great. ", it, also, the way to neutralize the acid after treatment helped. Remove oil stains using a powerful degreaser such as Seal-Krete Oil Stain Remover. If you don't immediately see bubbles, your mixture probably isn't strong enough. More + Product Details Close Zinsser® WaterTite® Etch and Cleaner for Concrete and Masonry is a sulfamic, acid-based cleaning and etching solution ideal for removing efflorescence (white, powdery, and salt-like deposits caused by moisture) and excess mortar buildup on concrete, stone, … You can hurt yourself through carelessness and kids should be kept away while this is being done. wikiHow is where trusted research and expert knowledge come together. Click OK to extend your time for an additional 30 minutes. Summary Concrete floors require preparation before applying a paint, high-performance coating system, stain or a concrete sealer. Etch-A-Crete can also remove stains and push concrete contaminants and impurities to the … Mix 1 part cleaning solution … If there are spots where the acid isn't reacting, this can be a sign that an unnoticed grease stain or sealant was present on the concrete. Read entire label prior to use or storage. Acid Etching Concrete Floors without the Fumes and Hazards. wikiHow marks an article as reader-approved once it receives enough positive feedback. It is great for etching concrete for painting, which ensures excellent bondage of coatings and is … The solution will help prolong pad life while enhancing etching action of dense concrete. Thanks to all authors for creating a page that has been read 239,478 times. Prepare bare concrete for coating and staining with Rust-Oleum® EPOXYSHIELD Concrete Etch. Eco-Etch Pro may be diluted up to 3:1 with water only if used for light cleaning or minimal etching. However, if you strip the surface of the concrete of the sealer, you would be able to etch the concrete. If you really can’t stand to see another ad again, then please consider supporting our work with a contribution to wikiHow. The phosphoric acid-based solution creates a pro?le on the concrete so H&C® concrete stains and sealers can bond properly with the surface. It may be helpful to keep a second bucket or plastic container with you while you work. Thoroughly flush, pressure wash and/or neutralize the surface with an alkaline solution such as baking soda. ", "The whole article was very informative, covering the whole process, including neutralizing after etching. Again, muriatic acid can be dangerous - be sure to take the proper precautions. Remember to particularly heed the advice on handling acids. Last Updated: March 28, 2019 When you acid etch concrete, wear long sleeves, gloves, eye protection, and a face mask to protect yourself from stray acid. Does a great job without the mess and dangers of traditional acids. After using an etcher on the outside, how long is it effective before using a paint coating? {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/6\/6b\/Acid-Etch-Concrete-Step-1-Version-3.jpg\/v4-460px-Acid-Etch-Concrete-Step-1-Version-3.jpg","bigUrl":"\/images\/thumb\/6\/6b\/Acid-Etch-Concrete-Step-1-Version-3.jpg\/aid3719357-v4-728px-Acid-Etch-Concrete-Step-1-Version-3.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"