Sleek 1000 SLU

Premium self-leveling underlayment

Data Sheets:

Available in 50 lb. bags

Sleek 1000 SLU repair mortar product photo

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Features & Benefits

  • Sleek 1000 SLU, when properly mixed, produces a flowable underlayment with a flow time of 20 minutes at 70°F
  • Can be featheredged without fear of chipping or spalling
  • Self-leveling, requiring no troweling
  • Can be pumped
  • Produces a smooth, blemish-free surface, requiring no grinding or sanding
  • Is compatible with subsequent adhesives for carpet, tile and the like


Sleek 1000 SLU is a cement-based, non-shrinking, self-leveling floor underlayment designed for interior use. This single-component product produces a smooth subfloor that can be feather edged and is compatible with adhesives for carpet and tile.

Just mix Sleek 1000 SLU with water, pour or pump, and it will seek its own level to produce a smooth, flat hard surface.