BEHR PREMIUM® Concrete & Masonry Degreaser & Cleaner No. 990

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Whether you're prepping for a paint or stain project or just doing regular maintenance, BEHR PREMIUM Concrete & Masonry Degreaser & Cleaner gives you the cleaning power you need to get the job done. This water-based formula is specifically designed to tackle stains caused by cars, algae, mildew and dirt. It's safe for both indoor and outdoor use, and can be used at full strength for tough stains or diluted for everyday cleaning. Makes up to 5 gallons diluted.

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Technical Data Sheets

Safety Data Sheets


Garage Floors, Driveways, Patios, Walkways, Porches, Basement Floors & Pool Decks. Great on Concrete, Brick, Stone, Asphalt & Exposed Aggregate.


Full Strength: 14 m2
Diluted: 56 m2

  • Wood square feet coverage icon

    Full Strength
    14 m2
    56 m2

  • Wet icon

    Keep Surface Wet
    During Use

  • Soap and water cleaning a paint brush icon

    Soap & Water

  • Use on Interior/Exterior surfaces such as: Garage Floors, Driveways, Patios, Walkways, Porches, Basement Floors and Pool Decks. Great on Concrete, Brick, Stone, Asphalt and Exposed Aggregate.
  • Extremely effective when used full strength to remove greasy, oily stains such as transmission fluid and anti-freeze caused by automobiles, motorcycles and bicycles. Use a diluted solution on lightly stained and soiled areas.
  • Ideal for removing mildew stains, dirt and most fluids from concrete surfaces.
  • CAUTION: Surfaces may become slippery when wet. Use caution when walking on surface when moisture is present.


(The following steps are recommended for best results.)

  • Wipe up all excess oil and grease spills. Scrape and sweep away dirt and loose contaminants on surface.
  • Test Patch: Conduct a small test patch in an inconspicuous area to ensure product performance.
  • Protect grass and any nearby plants by dampening these areas with water and covering with plastic drop cloths.
  • Prevent all rinse solution from entering storm drains.

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  • Do not mix BEHR PREMIUM® CONCRETE & MASONRY DEGREASER & CLEANER N0. 990 with bleach, household or industrial cleaning products or detergents.
  • Use BEHR PREMIUM CONCRETE & MASONRY DEGREASER & CLEANER N0. 990 full strength for tough stains. For general cleaning, add 1 L of cleaner to 4 L of water (1:4 dilution). For cleaning previously painted surfaces, add 250 mL of cleaner to 4 L of water (1:16 dilution). Stir diluted solution thoroughly. Avoid splashing.
  • Mix only in plastic containers.
  • DO NOT MIX IN A METAL CONTAINER. Use a plastic mixing container, large enough to hold up to 5 gallons of diluted solution.

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  • Use goggles during application. Wear acid resistant clothing, boots and gloves.
  • Actual coverage will depend on method of application, texture and surface porosity.
  • Apply BEHR PREMIUM CONCRETE & MASONRY DEGREASER & CLEANER NO. 990 directly on dry stained areas and work into surface with stiff bristled, non-metal brush or broom.
  • For best results, use a plastic watering can or plastic pump sprayer to evenly distribute product.
  • Allow product to stand for 10-20 minutes then scrub vigorously.
  • Do not let product dry on the surface. NOTE: Heavily stained areas or older stains may require an additional application.
  • After application, be sure to thoroughly saturate surrounding grass and plants with fresh water.
  • Rinse surface thoroughly with fresh water while scrubbing at the same time to properly remove all remaining residue. Pressure wash for best results. Remove excess water with a non-metal squeegee or mop.

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  • Thoroughly rinse all surfaces, clothing and tools with fresh water after use.
  • In case of contact with painted or finished surfaces, rinse immediately with fresh water. Product will damage automobile finishes.
  • Properly dispose of soiled rags. To recycle or properly dispose of product in your community, contact your household refuse collection service.

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To consult with a Behr Certified Coatings Professional, call 1-800-661-1591.

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For one year from the date of purchase, Behr Process LLC warrants to the original consumer purchaser, (1) that the product meets Behr Process LLC’s manufacturing specifications, and (2) the performance of this product when applied according to the label instructions and specifications. If this product is found not to perform as specified on the label within one year from the date of purchase, Behr Process LLC will, at its option and upon presentation of proof-of-purchase (the original receipt), either furnish an equivalent amount of new product or refund the original purchase price of this product to you. The clause of limitation of liability which follows is inapplicable in Québec. This warranty excludes (1) labour and costs of labour for the application or removal of any product, and (2) any incidental or consequential damages, whether based on breach of express or implied warranty, negligence, strict liability or any other legal theory. To the extent permitted by applicable law, any implied warranties including the implied warranties of merchantability and of fitness for a particular purpose, are limited to the duration of this express warranty. The above provisions are not intended to operate where prohibited by law. This limited warranty is the only warranty provided by Behr Process LLC unless extended by a provincial consumer statute. To obtain warranty service, call 1-800-854-0133 ext. 2, or contact Behr Process LLC at 110-600 Barlow Square S.E. Calgary, Alberta T2C 5T7. Behr Process LLC reserves the right to inspect any and all application of the product prior to processing your claim made under this warranty.

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