• Some stock photographs may show options that are not included. Please check product description.
MER-KRETE

50-Pound Self-Leveling Underlayment SLU

Mfg.#
115SU
Sku#
3765005
  • Leveling uneven concrete or exterior-grade plywood floors
  • Smoothing rough and spalled concrete
  • Self-leveling for large format tile installations
  • Fast Setting, Installer Friendly

* Estimated stock levels as of Sun, May 3, 2026. All items subject to prior sale. Prices may vary between stores and online. Please call ahead to confirm availability of items marked as Limited Stock.

Description

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 for mulated to smooth out and level substrates with excellent durability for the installation of all floor coverings.

Specifications

General

Application Temperature 40º F (4º C) and 95º F (35º C)
Type Underlayment

Dimensions

Size 50 lbs

Please choose a store for pricing and availability.

Find Your Local Store
Feedback