Get rapid strength and walkability with SL-Gyp gypsum self-leveling underlayment.

    Key Features

    • Install from 1/4" to 2" neat
    • Walkable in 3 to 4 hours
    • Install floor covering in 2 days

    Hybrid Gypsum-Based Self Leveling Underlayment

    Download TDS  |  Download SDS  |  Specifications  |  Technical Support

    SL-Gyp™ is a premium, hybrid gypsum / cement-based, self-leveling underlayment that can be installed from 1/4" up to 2" thickness without extension. It is designed for use over distressed gypsum subfloors, light weight concrete, mud beds, structurally sound wood, adhesive residue and it is ideal for use on radiant or in-floor heating systems.

    SL-Gyp™ can also be used for certain low-prep applications where shot-blasting and mechanically cleaning substrates cannot be done.

    Product Features

    • Ideal for pumping
    • Maintains healing and pour merging properties for up to 20 minutes
    • Exceptional compressive strength – 5,000 psi
    • Suitable for use with in-floor hydronic and electric radiant heating systems
    • Ideal for repairing distressed gypsum and sound plywood substrates
    • Can be used over mud beds and lightweight concrete
    • Ideal for low-prep applications
    • Rapid strength gain
    • Contributes points to LEED® certified projects 

    Technical Data Sheet

    Safety Data Sheet

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