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Acoustic Earthwool Insulation Batts




Knauf Earthwool Acoustic Insulation in Melbourne

Acoustic insulation is the simplest and the most effective method to regulate the sound transfer between rooms and multi-level buildings. Installing acoustic insulation in both internal and external walls will help to control the internal noise transfer between rooms such as media rooms, kids’ bedrooms, theatre rooms and laundry room plus external noise from the traffic, machineries, aeroplanes and etc.


Although the Knauf Earthwool insulation batts are principally designed to use in external walls, it can also be used for internal walls to reduce the sound transmission from one room to another. They are thermally efficient and cost effective in saving energy and offer better comfort levels in buildings with its high sound shielding properties.

Earthwool Acoustic Insulation R-Values and Thicknesses

Earthwool Acoustic insulation batts are available in a range of R-values and densities to provide better sound absorbing performance to maintain quiet atmosphere at your home. At Insulation Batt Store, Earthwool Acoustic insulation is available in 430mm and 580mm widths with the following R values and thicknesses at discounted prices in Melbourne and each Batt is 1160mm long.

R1.9 / 14kg/m3 Earthwool Acoustic Wall Insulation Batts – 75mm thick
R2.0 HD Earthwool Acoustic Wall Insulation Batts – 75mm thick
R2.5 HD Earthwool Acoustic Wall Insulation Batts – 90mm thick
R2.7 HD Earthwool Acoustic Wall Insulation Batts – 90mm thick
R4.0 HD Earthwool Acoustic Wall Insulation Batts – 140mm thick
14kg/m³ 50mm Acoustic Wall Insulation Batts
14kg/m³ 75mm Acoustic Wall Insulation Batts
R2.0HD High Density Acoustic 18kg/m³ Wall Insulation Batts
R2.5HD High Density Acoustic 20kg/m³ Wall Insulation Batts
R2.7HD High Density Acoustic 27kg/m³ Wall Insulation Batts

Benefits of using Earthwool Acoustic Insulation batts

Knauf Earthwool Acoustic insulation batts are super soft, easier to install, highly environmentally sustainable and made using recycled glass with ECOSE® Technology which helps to benefit from a binder which has no added formaldehyde and is grounded on a rapidly renewable, bio-based materials instead of traditional petroleum-based chemicals.

These Earthwool acoustic batts are non-combustible, exceptionally resilient, durable, completely odourless, rot-proof, non-hygroscopic and more significantly comes with a fully 50 year warranty. Additionally, an Earthwool acoustic insulation bag contains 55% more insulation load than other brands due to the advance compression packaging used in the manufacturing process.

Additional information


R2.0, R2.5


430mm, 580mm


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