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HD1056: Block Acoustic Cavity Wall System
Suitable for:
- domestic
- residential
- industrial
- education
- healthcare
- leisure
The Hush Acoustic Cavity Wall System is designed to reduce airborne sound transmission between adjacent spaces by constructing a cavity wall with acoustic insulation. Suitable for both new build and refurbishment projects, it creates a high-performing separating wall solution that achieves compliance with Part E of the Building Regulations. This system is commonly specified for residential, commercial, and educational developments where improved privacy and acoustic comfort are essential.
System Components
- Dual leaf wall construction (masonry or stud) with a central cavity.
- Acoustic insulation installed within the cavity to absorb sound energy.
- Resilient wall ties or fixings to minimise rigid connections.
- Multiple plasterboard layers to complete the lining and improve performance.
Installation Guidance
- Construct cavity wall with a clear gap between the two leaves of masonry or stud partitions.
- Install acoustic insulation within the cavity as specified in the datasheet.
- Use resilient wall ties or acoustic connectors to prevent sound bridging.
- Apply plasterboard linings in two layers with staggered joints for optimum performance.
- Follow system drawings for spacing and fixing centres; Hush technical team can provide further advice.
- Residential buildings including apartments, houses, and conversions.
- Hotels and student accommodation requiring improved room separation.
- Schools and educational facilities to reduce noise between classrooms.
- Commercial offices needing enhanced acoustic privacy.
- Part E compliant – designed to meet and exceed Building Regulations for airborne sound insulation.
- Significant reduction in sound transfer through separating walls.
- Versatile solution suitable for new build and refurbishment projects.
- Compatible with masonry and stud wall constructions.
- Tested system components supplied by Hush for full reliability.
For advice on the use of HD1056: Block Acoustic Cavity Wall System, as part of a system within any project, please contact our experienced technical team on 0151 933 2026 who will be happy to give comprehensive and practical advice to meet with your requirements.
Test Data
Test data for field tests in compliance with Building Regulations Approved Document E can be supplied upon request.
Full fitting instructions are supplied with all products and are available to download from the Installation Guides section.
Should you have any technical questions prior to or during installation, please call 0151 933 2026 for friendly and straightforward advice.
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