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B-TUFF® 921 A Two Component, Fast Curing, Low Odor, NSF Approved, Liquid-Applied


  •  Bridges Cracks & Joints
  •  Economical
  •  Impervious to Water & Various Aqueous Chemicals • Proven Protection
  •  Seamless Waterproof Membrane
  •  UV Stable (Color Fades)
  •  VOC Compliant


  •  Corrosion Protection
  •  Containment
  •  Waterproofing
  •  Potable Water Containment/Storage • Pond Liners
  •  Tank Liners


  •  Asphalt • Concrete 
  • Glass
  •  Metal
  •  Steel
  •  Wood

Black – fades to dull black
Note: In application where NSF-61 approval is not required, B-Tuff® 921 may be topcoated with pigmented Topshield® EST for a UV-stable color.


  • 4.5-gallon kit (17 liter) :
  • 2-gallon jar containing net 0.45 gallon (1.70 liters) of Side-A
  • And 5-gallon pail containing net 4.05 gallons (15.30 liter) of Side-B.

Refer to General and Safety Guidelines for complete information.
Concrete surfaces require a medium sandpaper finish equal to or greater than an ICRI CSP #3.
Surface preparation may be completed by shot blasting or the use of Poly-Tuff Profile and Etch cleaner. Peel and adhesion tests are recommended.
Install a 100-200 sqft (9.30-18.58 sqm) mock up of the system to be installed and approve for aesthetics,color, slip resistance, actual coverage rates and functionality before

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🔸 Where to buy Waterproofing, Roof coatings, Deck coatings, Ultra-TUFF Deck Coating coatings, heavy-duty, Solvent-Free, Basecoat for Concrete, use on Concrete, Metal and plywood surfaces, Polytuff Color chart,For metal, Polytuff primer, poly-tuff distributors, Polytuff topcoat, TopShield Polyurethane Sealant


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