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The Earthwool SOUND R1.9 by Knauf is a lightweight acoustic insulation solution designed to reduce airborne noise transfer while providing effective thermal performance. Manufactured using advanced ECOSE® Technology, it is soft to handle, low in dust, and easy to install, making it an ideal choice for internal walls, ceilings, and floor systems in residential and commercial buildings.
Dimensions: 75mm (Thickness) x 600mm (Width)
Density: 14 kg/m³
Thermal Rating: R1.9
Coverage: 16.7m² Total
Pack Configuration: 24 Pieces per Pack
Application: Acoustic wall, ceiling, and floor insulation
Material: Glasswool Insulation with ECOSE® Technology
Acoustic Performance: Designed to absorb sound and reduce airborne noise transmission between rooms, helping create quieter and more comfortable indoor environments.
Energy Efficiency: Provides additional thermal insulation to improve energy efficiency and assist in maintaining stable indoor temperatures throughout the year.
Installation: Lightweight and flexible batts are easy to cut, handle, and install, providing a secure fit within standard framing systems while minimizing gaps.
Sustainability: Manufactured using renewable bio-based binder technology and recycled glass content, supporting environmentally responsible and sustainable construction practices.
The Earthwool SOUND R1.9 is suitable for internal partition walls, ceilings, and floor systems in residential homes, apartments, offices, schools, and commercial buildings where improved acoustic comfort and thermal performance are desired. The 600mm width is designed to fit standard framing and stud spacing, providing efficient coverage, simplified installation, and reliable long-term insulation performance.
Next-Day Delivery (Victoria Only)
We offer next business day delivery across Victoria for standard orders.
Order cut-off time: 11:00 AM (AEST)
Orders placed before 11:00 AM are eligible for next business day delivery
Orders placed after 11:00 AM will be delivered the following business day
