Soundproofing Information & Solutions
What is Mass Loaded Vinyl?
A versatile, dense, and flexible soundproofing material used for decades in any application where noise reduction is required.

Understanding Mass Loaded Vinyl
"What is Mass Loaded Vinyl?" is a question we get asked a lot. This is very surprising to us as MLV has been around for decades & is widely used in any application where soundproofing is required.
Put simply, Mass Loaded Vinyl is a versatile soundproofing material used to reduce noise from one space to another by blocking sound transmission. It's a dense, flexible, and extremely thin sheet made from minerals mixed with vinyl or other polymers.
Keep in mind that MLV is most effective for reducing airborne noise. For impact noise (footsteps), consider combining MLV with other soundproofing techniques.
What is MLV?
A dense, flexible sheet made from minerals mixed with vinyl. It blocks sound transmission through any structure it is attached to.
Where It's Used
Walls, floors, ceilings, doors, vehicles — any space where soundproofing is required. A go-to for professionals.
Why It Works
Adds mass and density to surfaces, inhibiting sound wave transmission. More mass means more sound energy needed to penetrate.
Does Mass Loaded Vinyl Really Work?
Yes, MLV is a very effective soundproofing material when used properly. Its effectiveness is based on its density and mass, which enable it to block sound waves and reduce reverberation.
Proven Effectiveness
MLV's density and mass block sound waves effectively. Correct installation also reduces reverberation.
Factors That Matter
Thickness, quality, installation method, and the specific noise issues all affect performance.
Real-World Use
Walls, ceilings, floors, doors, vehicles — trusted for both residential and commercial projects.
How Thick Should Mass Loaded Vinyl Be?
MLV works by adding mass to a structure. A higher or lower mass can be achieved at any thickness by changing the production density. For example, a 2mm MLV at 500kg/m³ and a 1mm MLV at 1000kg/m³ have the same soundproofing abilities.
In Australia, MLV is manufactured at 2000kg/m³ density. At 2mm = 4kg/m², 3mm = 6kg/m², 4mm = 8kg/m². When comparing, always check weight per m² and thickness.


1.) Airborne Noise: For blocking airborne noise, such as voices, music, and general indoor sounds, MLV with a thickness of around 2-3mm (4-6kg/m2) can provide significant sound reduction. This thickness is a common starting point for many soundproofing applications.
2.) Heavy Noise: If you’re dealing with particularly loud or intrusive noise, using MLV with a thickness of 4 mm or even thicker might be more effective at reducing sound transmission.
3.) Multiple Layers: In some cases, using multiple layers of thinner MLV might be more practical than using a single thick layer. Two or more layers can create an air gap between them, which can enhance soundproofing.
4.) Specific Frequencies: Thicker MLV might be necessary if you’re dealing with specific low-frequency noises, as these wavelengths are more challenging to block for ALL soundproofing products.
5.) Impact Noise: MLV is less effective at blocking impact noise (footsteps, vibrations) due to its lack of compression. For impact noise, combining MLV with other products like spongy underlayment materials and decoupling will be more effective.
Soundproofing vs Thermal Insulation
MLV is primarily a soundproofing material. While it has minimal thermal properties, it's not designed for thermal insulation.
• Effective at reducing airborne noise — voices, music, indoor sounds.
• Adds mass to surfaces, preventing sound waves from passing through.
• Used in walls, ceilings, floors, doors, and other structures.
• Some insulating properties due to density, but not a primary choice.
• Doesn't match the R-value of fiberglass or polyester insulation.
• Minimal impact on temperature — primary function is soundproofing.
Best Mass Loaded Vinyl Options
Australian Made MLV — higher quality & integrity than imported alternatives. When it comes to soundproofing, quality matters.
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Select options This product has multiple variants. The options may be chosen on the product page -




Mass Loaded Vinyl Sound Barrier – Australian Made-Nuwave Base
$139.92 – $286.00Price range: $139.92 through $286.00Select options This product has multiple variants. The options may be chosen on the product page -




Mass Loaded Vinyl – Treated for UV Radiation
$291.12 – $459.66Price range: $291.12 through $459.66Select options This product has multiple variants. The options may be chosen on the product page -


Acoustic Carpet Underlay – Thermotec NuWave
$401.69 – $498.86Price range: $401.69 through $498.86Select options This product has multiple variants. The options may be chosen on the product page
Why Choose Soundproofing Products Australia?
At soundproofingproducts.com.au, we supply high-quality, commercial-grade soundproofing materials trusted by musicians, studios, and builders across Australia.
Commercial Grade
Professional materials trusted by studios and builders nationwide.
Expert Advice
Product guidance and installation tips from industry specialists.
Complete Range
Mass Loaded Vinyl, acoustic insulation, panels, and underlay products.
If you have any questions or require a particular delivery quotation, don't hesitate to Contact Us! You can also get a free obligation quote. Check out other insulation supplies in Soundproofing Products Australia.
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