Hush Lay 11 is a high performing Dute felt underlay. This is used as a impact sound reducing layer for under carpets or solid timber flooring. Due to it’s unique density Hush Lay 11 ensures the reduction of footfall noise transference from the final floor finish to the structure. This is a quick, simple and easy to install solution for domestic situations.
For advice on the use of Hush-Lay 11, 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.
Acoustic Performance - Typical Results*
Hush Lay 11 reduces the passage of impact sound from the carpet or timber final floor finish to the structure. Should be used as a simply underlay for domestic situations.
Test data for field tests in compliance with Building Regulations Document E can be supplied upon request.
Hair/Jute/Mixed Fibres (100% Recycled)
1695g/m² (+/- 5%) (50oz/yd²)
11.00mm (+/- 0.5mm)
Standard Roll Area
BS4790:1987 (Hot Metal Nut Test) Endurance FR achieves a ‘low radius of effects of ignition’ - no more than 20mm against maximum permitted of 35mm for low radius classification.
BS4939 Thickness loss after 24 hours loading and 24 hours recovery: Retained FR50 56%
BS2750 Part 8:1980 Weighted impact sound improvement 24db
BS3745 2.5 Togs
It may be trimmed with scissors and is pleasant to handle, requiring no precautions against skin or respiratory irritation.
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.