Floor Muffler Underlayments

High performance floor underlayments designed to protect floors and peace of mind.

What is underlayment?

Underlayments provide support for the locking system of your flooring and can help address minor subfloor imperfections of your subfloor.

High performance underlayments like floorMuffler will improve the acoustical performance of your flooring system, will provide additional thermal properties and will protect your flooring from water vapor.

High performance Flooring Underlayment Benefits:

protect your floors

An underlay with high compression strength helps protect the integrity of your flooring (locking systems)

Add thermal properties

Improves the insulation value of your flooring system (known as R-Value)

Reduce Noise

Improves the Acoustic Performance of your flooring system – IIC, STC, Delta IIC

Moisture Protection

Provides a moisture barrier to control the passage of water vapor from the subfloor to your flooring

easy to install

Just roll the product and use the ultraSeal to tape the seams

In-stock floorMuffler Products:
For laminate, engineered, & hardwood

floorMuffler® is a high-performance acoustic underlayment and moisture barrier for use in residential and commercial flooring applications. As part of our Premium Collection, floorMuffler® is the ideal choice for most laminate, engineered and solid hardwood flooring installations. floorMuffler® can be used in floating, nail-down, and double glue-down installations.

floorMuffler® ultraSeal


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  • Standard Size:
    Material: XLPP Foam
    Thickness: 2 mm
    Width: 39 in
    Length: 30.75 ft
    Coverage: 100 sf

    Contractor Size:
    Material: XLPP Foam
    Thickness: 2 mm
    Width: 72 in
    Length: 100 ft
    Coverage: 600 sf

  • Use under laminate, engineered, & hardwood in residential or commercial properties

  • Floating, nail down, & double glue down

  • Acoustic Performance:
    IIC: 74 | HIIC: 76 | STC: 73 | ΔIIC: 25

    • Outstanding through the floor and impact noise protection.

    • Exceeds requirements for Uniform Building Codes.

    Moisture Protection:

    • Closed-Cell XLPP Core creates a Moisture Barrier.

    • No additional films required.

    • Exceeds industry standards.

    Floor Comfort:

    • Improves the R-Value of your flooring system.

    • Suitable for use with radiant heat flooring.

    • Helps provide a comfortable walking surface.

    Environmentally Friendly:

    • VOCs below quantifiable limit as per CA 01350.

    • Mold and mildew resistant.

    Easy to Install:

    • Lightweight.

    • UltraSeal system allows for easier installation.

    • No need for professional tools.


Product Resources
FloorMuffler QuietCure Flooring

floorMuffler® QuietCure™

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quietCure™ is an Acoustic Underlayment & Moisture Barrier for use in residential and commercial flooring applications. As part of our Professional Collection, quietCure™ is an excellent choice for most Laminate, Engineered and Solid hardwood flooring installations. quietCure™ can be used in Floating, Nail down, and Double glue down installations. Available both with and without ultraSeal self-sealing lip & tape system.

  • Standard Size:
    Material: XLPP Foam
    Thickness: 1 mm
    Width: 35 in
    Length: 34.3 ft
    Coverage: 100 sf

    Contractor Size:
    Material: XLPP Foam
    Thickness: 1 mm
    Width: 72 in
    Length: 100 ft
    Coverage: 600 sf

  • Use under luxury vinyl and rigid core in residential or commercial properties

  • Floating & double glue down

  • Acoustic Performance:

    • Improves acoustic performance on flooring systems with pre-attached pad.

    • Exceeds requirements for Uniform Building Codes.

    Moisture Protection:

    • Closed-Cell XLPP Core creates a moisture barrier.

    • No additional films required.

    • Exceeds industry standards.

    Floor Comfort:

    • Improves the R-Value of your flooring system.

    • Energy efficient for underfloor heating systems.

    • Helps provide a comfortable walking surface.

    Floor Strength + Durability:

    - Outstanding compression strength to protect the locking systems of floors with pad attached.

    - Helps eliminate minor subfloor imperfections.

    Environmentally Friendly:

    • VOCs below quantifiable limit as per CA 03150

    • Mold and mildew resistant.

    Easy to Install:

    • Lightweight.

    • UltraSeal system allows for easier installation.

    • No need for professional tools.

Product Resources

floorMuffler Products:
For luxury vinyl & rigid core

FloorMuffler® LVT Ultraseal

floorMuffler® LVT is a high performance Acoustic Underlayment & Moisture Barrier for use in residential and commercial flooring applications. As part of our Premium Collection, floorMuffler LVT is the ideal choice for most Luxury Vinyl Tile & Plank flooring installations. floorMuffler LVT can be used in Floating and Double glue down installations. Available both with and without ultraSeal self-sealing lip & tape system.

Product Resources

floorMuffler® encore

floorMuffler® Encore is a high-performance acoustic underlayment and moisture barrier for use in residential and commercial flooring applications. As part of our Premium Collection, floorMuffler® Encore is the ideal underlayment for most vinyl plank and rigid core floor coverings with or without a pre-attached pad. floorMuffler® Encore can be used in floating installations over concrete and plywood subfloors.

Designed and engineered to improve the acoustic performance of rigid core floors with pre-attached pad while protecting the interlocking systems.

Product Resources

Other FloorMuffler Products:

  • KELLY STROSS

    KELLY STROSS

    GENERAL MANAGER
    Cell: 612.328.1378

  • ROCHELLE REIS

    ROCHELLE REIS

    RETAIL ACCOUNT MANAGER
    Cell: 952.239.3228

  • Will Stevenson

    WILL STEVENSON

    CONTRACTOR SALES
    Cell: 952.378.7003

  • Summit Flooring and Supplies

    CONTACT SUMMIT

    Office: 952.440.9690