Products : Care & Maintenance : Cleaners : TileLab® Sulfamic Acid Cleaner

TileLab® Sulfamic Acid Cleaner

Concentrated crystals that mix with water to make a mild, safe to use, acid cleaner. Removes dried Portland cement, grout haze and mortar residue from tile, concrete and masonry. Safe for use on colored grouts. Removes hard water deposits, efflorescence and also etches concrete.

  WHERE TO BUY Not all products are sold at all stores. Please call the distributor to ensure product availability.
Have a question?


Key Features

  • Removes grout haze and residue


Use on all colors of grout, tile, clay pavers, concrete and masonry. 


Health Precautions

IMPORTANT: Read carefully before using. WEAR IMPERVIOUS GLOVES, such as nitrile, eye protection, and protective clothing.
DANGER: CORROSIVE TO THE SKIN AND EYES. May be harmful if swallowed. Do not mix with other chemical products. Do not get in eyes. Do not get on skin or clothing. Do not breathe in vapors. Do not take internally. Immediately wash contaminated body and clothing thoroughly. Use in well-ventilated areas. Take off contaminated clothing and wash before reuse. If eye or skin contact occurs: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If inhaled: Remove person to fresh air and keep comfortable for breathing. If swallowed: Rinse mouth. Do NOT induce vomiting. Immediately seek medical advice or attention if symptoms are significant or persist. In Emergency: 1-800-535-5053. Contains: Sulfamic acid. Before handling read Safety Data Sheet at

For more ingredient information please visit

Limitations to the Product

Do not use on marble or other polished stone. May etch some glazed tile.

Mixing Procedures

Mix solution in a plastic container using clean, warm water. Don't mix in metal container. Wear rubber gloves and eye protection. For removal of light mineral deposits and Portland cement grout haze or mortar residue on unglazed quarry or glazed tile with colored grout, mix 2 to 3 oz. (57 to 85 gm) with 1 gallon (3.78 L) of water. Mix 6 to 12 oz (170 to 340 gm) to 1 gallon (3.78 L) of water for unglazed tile or masonry that has gray-colored grout joints. For etching concrete or heavy-duty cleaning of old concrete, mix a minimum of 12 oz (340 gm) to 1 gallon (3.78 L) of water.

Note: Do not use on marble or other polished stone. This product may etch some glazed tile. Test solution on a small, inconspicuous area before proceeding. Don't allow product to contact metal fixtures.

Application of Product

WEAR IMPERVIOUS GLOVES, such as nitrile, eye protection and protective clothing when handling product.

Read entire label before using. Concrete and grout should be cured a minimum of 10 days and be clean. Saturate unglazed tile, concrete, masonry or grout with clean water for one hour prior to application. Apply solution to wet surface and scrub with a nylon bristle brush. Work in small areas. Flush with water immediately after brushing. Do not use repeatedly or surface damage could occur. For heavy concrete etching, allow solution to sit for up to 30 minutes prior to flushing with clean water.

Cleaning of equipment

Clean tools and hands with water before material dries.


  • Close container tightly after each use
  • Store in original container only
  • Store in and use in temperatures between 40°F - 90°F (4°C and 32°C)
  • Store in areas inaccessible to small children
  • Do not reuse empty container, wrap and discard in trash or recycle

Product Maintenance

Properly installed product requires no special maintenance.

Ordering Information


1 lb (450 gm) tub

Warranty Information

Product Warranty

Obtain the applicable LIMITED PRODUCT WARRANTY at or send a written request to Custom Building Products, Inc., Five Concourse Parkway, Atlanta, GA 30328, USA. Manufactured under the authority of Custom Building Products, Inc. © 2017 Quikrete International, Inc.

Product Videos

Coverage Chart

SIZE Min Coverage Max Coverage
1 Gallon (3.78 L) 300 sq. ft. (28 M²)  

© 2021 Custom Building Products. All Rights Reserved. Privacy