Underlay SLU

SKU: 1886
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Underlay SLU

Underlay SLU

SKU: 1886
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Regular price $34.07
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covers square feet $

Merkrete Underlay SLU is a pourable, pumpable and free-flowing Portland cement-based underlayment for rapid leveling interior substrates. SLU can be poured from featheredge to 3/4” thickness in one pour. Underlay SLU is specifically formulated to smooth out and level substrates with excellent durability for the installation of all floor coverings.


  • Ideal for Leveling from Featheredge to 3/4" Thickness
  • Quick-Setting
  • Installer Friendly
  • Minimal Labor Required
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