Earthwool Sound Shield R4.0 140x580mm 22.6kg/m³ 9/pc 6.06m² - Knauf

The Earthwool Sound Shield R4.0 by Knauf is a premium high-performance acoustic and thermal insulation solution designed to provide outstanding noise reduction and superior energy efficiency. Manufactured using advanced ECOSE® Technology, it is soft to handle, low in dust, and easy to install, making it ideal for residential, commercial, and multi-residential wall and ceiling applications where enhanced acoustic comfort and thermal performance are required.

Dimensions: 140mm (Thickness) x 580mm (Width)
Density: 22.6 kg/m³
Thermal Rating: R4.0
Coverage: 6.06m² Total
Pack Configuration: 9 Pieces per Pack
Application: Acoustic wall and ceiling insulation
Material: Glasswool Insulation with ECOSE® Technology

Acoustic Performance: The dense glasswool structure delivers excellent sound absorption and helps reduce airborne noise transmission between rooms and building spaces, contributing to a quieter indoor environment.

Energy Efficiency: With a high R4.0 thermal rating, this insulation provides superior thermal resistance, helping maintain comfortable indoor temperatures and improve overall building energy performance.

Installation: Pre-cut batts are designed for easy handling, cutting, and installation in wider standard stud cavities, ensuring a secure friction fit and reliable long-term performance.

Sustainability: Manufactured using renewable bio-based binder technology and recycled glass content, supporting environmentally responsible and sustainable construction practices.

Applications

The Earthwool Sound Shield R4.0 is suitable for internal partition walls, ceilings, residential homes, apartments, offices, and commercial buildings where both high acoustic performance and enhanced thermal insulation are required. The 580mm width is designed for wider standard stud spacing, providing a secure friction fit that helps minimize gaps, improve sound control, and maximize thermal efficiency while simplifying installation.