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Dura-Son MB™ 3.5 mm

Dura-Son MB™ 3.5 mm

DURA-SON MB 3.5mm is a premium vapor barrier underlayment for floating laminate and engineered wood floors. This moisture barrier underlayment is ideal for your floating installations in condos, hotels, commercial spaces, and private residences.

DURA-SON MB 3.5 mm laminate underlay offers very high acoustic performance. On an 8" concrete slab, the IIC is 69 with no suspended ceiling.

Features

  • Moisture Barrier Protection: Built-in vapor barrier protects your floor from damage caused by moisture accumulation
  • 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
  • Mitigates Damage from Floods: In the event of major flooding, Dura-Son MB's robust vapor barrier helps protect the underlayment from water damage, reducing the need for replacement and lowers maintenance costs associated with post-flood repairs.
  • Outperforms Traditional Foam Underlays: Dura-Son MB's rubber composition protects your floors from damage that would typically accelerate with a foam underlayment
  • Ideal for floating 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

Water Vapor Transmission Rate: 0.0009g / hr / sq.ft / Or 0.010g / hr / sq.m / ASTM E96

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

Tools and Materials Needed

For Floating Method



- Utility knife

- Measuring tape

- Vapor barrier tape

Associated Resource(s)

Brochure (Dura-Son MB)

Installation Guide (Dura-Son MB)

Acoustical Test (Dura-Son MB)

LEED Certification

Green Label Plus Certification

Recommended For
How to Install
Dura-Son MB 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

EQUIPPED WITH AN EXCELLENT MOISTURE BARRIER

Underlayment Comparison Guide

Solid and Engineered Hardwood, and Laminate

Ceramic, Natural Stone, and Carpet Tile

Vinyl

Carpet and Area Rug

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