F9 Calcium and Efflorescence Remover - 1 Gallon

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F9 Calcium and Efflorescence Remover is breakthrough in the restoration and cleaning industry. F9 Calcium and Efflorescence Remover is a user friendly, full 31.45% strength muriatic acid replacement. This product combines a buffered, pleasant smelling acid along with an excellent soaping capability to work better at lower concentrations. F9 Calcium and Efflorescence Remover gives the user the advantage of a full strength product while greatly reducing fuming and corrosion, thereby improving overall health and safety risk profile.
-Does not Burn Intact Skin
-Up to 95% Less Fumes than Full Strength HCL Acid
-Works Better than Full Strength Muriatic Acid with Less Harmful Effects
-Quickly Removes Efflorescence, Calcium, Calcium Carbonate and Hard Water Stains

Concrete and Masonry: Use to clean efflorescence and calcium. At stronger concentrations, use to etch concrete in preparation for painting or coatings. At diluted ratios, use as a general cleaner. Removes excess mortar from brick and mud stains.

Application instructions:
Always Add Acid to Water, NOT Water to Acid

Pre-Cleaning: If necessary, power wash surface to be cleaned using a commercial grade pressure washer, degreaser and surface cleaner to remove oil and debris. An alkaline concrete cleaner may be used. Rinse well. Cleaning the concrete first will remove loose dirt and debris, clearing the path for better cleaning.

Dilution Ratios (Water to Product):
For Concrete, Brick, Paver, Grout & Masonry

Thick Calcium Stains and Concrete Prep for Coatings: 1:1 up to 4:1
Medium Calcium Stains: 4:1 up to 8:1
Light Calcium Stains: 8:1 to 12:1
Powdery Efflorescence Cleaning 12:1
General Cleaning 8:1


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2 Reviews

  • 5
    Great Product

    Posted by SIMPLY CLEAN POWERWASH on Jul 18th 2020

    Our go to for many cleaning needs!

  • 5
    F9 Efflo Rocks!

    Posted by Thomas Collett on Oct 29th 2019

    We use this product to remove red clay stains from concrete and houses in SC. It saves us time and produces a superior result over anything else we have tried.

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