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Dura-Son™ 3.5 mm

Dura-Son™ 3.5 mm

DURA-SON 3.5mm is a premium acoustic underlayment for laminate and engineered hardwood floors. This acoustical underlayment is ideal for condos, hotels, commercial spaces, and private residences.

DURA-SON 3.5 mm laminate underlay offers very high acoustic performance. On an 8" concrete slab, the IIC is 69.

Features

  • Superior Impact Sound Reduction: Reduces noise and prevents its spread in the room as well as its transmission through walls and floors
  • Superior Durability: Protects against wear and retains its structure and acoustical value over time
  • Outperforms Traditional Foam Underlays: Dura-Son's rubber composition protects your floors from damage that would typically accelerate with a foam underlayment
  • Ideal for Laminate and Engineered Hardwood Floors: Perfect support for high-quality flooring projects in both commercial and residential spaces
  • Conceals minor imperfections of the subfloor
  • Does not slip and does not collapse during installation
  • Anti-Microbial: Resists mold, mildew, and fungus
  • Certified for use on a radiant heat flooring system
  • Environmentally Friendly: Made with 95% recycled rubber
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Product Specifications

Material Composition: Recycled Rubber

Thickness: 3.5 mm (1/8")

Roll Width: 54 in

Roll Length: 48 ft

Coverage: 216 sq.ft

Acoustic Value: IIC 69 / ASTM E90 and E492 - Impact Sound Transmission

Green Quality: Green Label Plus approved and contributes to LEED credits

Tools and Materials Needed

For Floating Method



- Utility knife

- Measuring tape

- Duct tape



For Glued-Down Method



- Utility knife

- Measuring tape

- Duct tape

- Trowel (consider using a 1/8" x 1/8" x 1/8" U-notch trowel for even adhesive coverage)

- Premium multi-purpose adhesive

- Moisture-cured urethane-based adhesive

Associated Resource(s)

Brochure (Dura-Son)

Installation Guide (Dura-Son)

Acoustical Test (Dura-Son)

Flammability Test (Dura-Son)

LEED Certification

Green Label Plus Certification

Recommended For
How to Install
Dura-Son 3.5 mm

GREATLY REDUCES IMPACT SOUND

PROVIDES UNDERFOOT COMFORT & DOES NOT COLLAPSE OVER TIME

GUARANTEED TO WORK OVER RADIANT HEATED FLOORS

RESISTS MOLD, MILDEW, AND FUNGUS GROWTH

EASY TO INSTALL

CONTRIBUTES TO LEED CREDITS

GREEN LABEL PLUS+ CERTIFIED

MADE FROM RECYCLED RUBBER

Underlayment Comparison Guide

Solid and Engineered Hardwood, and Laminate

Ceramic, Natural Stone, and Carpet Tile

Vinyl

Carpet and Area Rug

NOT SURE WHICH PRODUCT YOU NEED?

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Discover the perfect underlayment match for your flooring needs. Use our user-friendly product selector tool to identify the ideal solution for your surface type and specific requirements.

Whether it’s laminate, engineered hardwood, vinyl, ceramic tile, natural stone, or carpet, find the tailored underlayment that optimizes your flooring’s performance and longevity.