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Chatterblock® Acoustic wool insulation provides thermal and acoustic insulation for interior walls. It provides a strong sound barrier between walls, thanks to wool’s remarkable sound-dampening qualities, as well as excellent thermal insulator properties.
The semi-rigid construction of Chatterblock is specifically formulated with a high density of at least 18kg/m³, giving a high flow resistance suitable for a wide range of specialised sound control.
Chatterblock® is locally manufactured from sheep wool from Canterbury farms and is safe to handle and easy to friction fit install, providing a solution that meets modern acoustic and environmental compliance standards.
R-value | Thickness | Centres | Density | |
Chatterblock 1.4 | R1.4 | 60mm | 600mm | 46.7kg/m³ |
Chatterblock 2.2 | R2.2 | 90mm | 600mm | 21.8kg/m³ |
Chatterblock 3.2 | R3.2 | 140mm | 600mm | 18.2kg/m³ |
see Data Sheet for full information |
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In the opinion of BRANZ, Terra Lana Wool Insulation, if designed, used, installed and maintained in accordance with the statements and conditions of Appraisal 682, will meet or contribute to meeting the following provisions of the NZBC:
For Clause G6 Airborne and Impact Sound: see STC ratings.
Terra Lana Products is located in Christchurch and manufactures an extensive range of innovative wool insulation, acoustic control and landscaping products.
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