Fast Set Self-Leveling Underlayment 50 lb.

Fast Set Self-Leveling Underlayment is a premium, fast-setting floor resurfacer designed to create perfectly smooth, flat substrates for ceramic tile, resilient flooring or other decorative finishes. Formulated for both indoor and outdoor applications, this self-finishing concrete underlayment flows easily to fill low spots, feather out to adjoining surfaces and deliver a uniform base without hours of hand-troweling. Achieve a true flat plane in as little as 20 minutes and get your next flooring installation started sooner.

Whether you’re remodeling a bathroom, kitchen, basement or commercial space, this underlayment offers the versatility and performance you need:

Key Features

• Fast-setting formula achieves walk-on strength in approximately 20 minutes
• Self-leveling consistency eliminates trowel marks and high spots
• Ready to receive ceramic tile, sheet vinyl, wood or carpet
• No manual smoothing—just pour and spread for a flawless finish
• Suitable for interior and exterior use
• Paintable and tintable for custom color matching
• Sandable surface for precision smoothing
• Convenient 50 lb. bag format for easy jobsite handling

⚠️ WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.