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Tennant Coatings is now Sherwin-Williams® High Performance Flooring!
Starting January 2023, you’ll find our expanded line of products and systems at
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​​Tennant’s Eco-TCU (Thick Coat Urethane) is a light stable topcoat used in Tennant’s decorative flake and quartz systems​​

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Key Features of Eco-TCU

  • LEED – Credits available – Indoor Environmental Quality – 4.2 Low Emitting Materials, Paint & Coatings
  • Low odor
  • Fast curing allows for foot traffic in hours
  • Aliphatic or UV-stable formula which helps keep floors from yellowing over time


  • Apply Eco-TCU at 107 sq ft per gallon (15 mills) as the grout coat over unsealed full broadcast quartz and/or flake.
    • For a smoother texture, an additional 8 mil coat can be applied
  • Apply Eco-TCP at 200-267 sq ft per gallon (maximum) over a sealed surface, random flake surface, or as a topcoat

Color and Size Options

  • Choose a clear coating or select from standard and custom colors
  • Eco-TCU – 4 gallon unit
    • Part number 901270
    • Kit Includes:
      • Eco-TCU Part A (Qty 1)
      • Eco-TCU Part B (Qty 1)

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We'd love to hear from you. To request a consultation or for general questions please fill out the form below.​​​​