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    With compressive strengths of 4500 – 5500 psi these underlayments provide a smooth, hard surface over concrete slabs, pre-stressed concrete and concrete planks. Levelrock® Brand 4500 Series Floor Underlayments are ideal for commercial, institutional and rehab construction.

    Main Features

    Levelrock® Brand 4500 Series Floor Underlayments and Levelrock® Brand 4500 Pre-Sanded Floor Underlaymentsaccept a variety of floor coverings and exceed commercial vinyl floor-covering requirements. In addition:

    • These underlayments allow light traffic within hours of installation
    • The exceptional surface hardness resists indentation
    • Levelrock® Brand 4500 Floor Underlaymentsincorporates an innovative self-sealing technology that typically permits floor coverings to be installed without the need to seal the underlayment
    • These underlayments are engineered and manufactured by USG.


    • Administrative Offices
    • Auditoriums and Gymnasiums
    • Bars Restaurants and Dining Areas
    • Cafeterias
    • Classrooms
    • Convention and Meeting Rooms
    • Corridors and Hallways
    • Department Stores and Boutiques
    • Dormitories
    • Executive Areas, Conference Areas and Board Rooms
    • Galleries and Exhibit Spaces
    • Grocery Stores
    • Guest Rooms and Suites
    • Health and Fitness
    • Kitchens and Food Prep Areas
    • Laboratories, Operating Rooms and Imaging Rooms
    • Lobbies and Reception Areas
    • Locker Rooms, Shower Areas and Pools
    • Mall Interior Spaces
    • Mechanical Rooms
    • Media Centers, Music Rooms and Libraries
    • Multi-Family Residential and Condos
    • Nurseries and Birthing Rooms
    • Open Plan Offices
    • Patient Rooms
    • Restrooms, Utility Rooms and Loading Docks
    • Single-Family Residential
    • Stairways and Elevator Shafts
    • Theatres
    • Traditional Offices

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