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Description
4mm Heavy Duty Rubber Acoustic Underlay – Up to 54 dB Sound Reduction | 94% Recycled Rubber | 10m² Roll | UK Part E Compliant
Stop floor impact noise in its tracks. This 4mm premium acoustic rubber underlay is engineered for maximum sound insulation in residential and commercial projects. Manufactured from 94% recycled rubber, it delivers site-tested impact sound insulation of up to 54 dB and airborne sound insulation of up to 50–54 dB — outperforming many standard thin underlays on the market.
Designed where floor height is critical but acoustic performance cannot be compromised. Ideal beneath ceramic tile, porcelain, stone, vinyl planks/tiles, LVT, and engineered wood flooring, this underlay provides both impact noise reduction and substrate protection, making it the go-to choice for renovations, refurbishments, and new builds.
Key Features & Benefits
- Up to 54 dB impact sound reduction (site tested; performance varies by subfloor and installation method)
- Airborne sound insulation up to 50–54 dB, exceeding typical thin underlay performance
- 4mm slim profile — maximum acoustic performance with minimal floor height build-up
- 94% recycled rubber — eco-friendly, sustainably manufactured
- Moisture, mould & bacteria resistant — safe for all subfloor types including concrete and timber
- Suitable for underfloor heating systems — compatible with wet and electric UFH
- CE marked & UK Building Regulations Part E compliant
- 10m² roll (1m wide × 10m long) — covers a full room in one roll
- Easy to cut and install — no specialist tools required
- Works under multiple floor types: tile, LVT, vinyl, laminate, engineered wood, stone
Technical Specifications
- Thickness: 4mm
- Material: 94% Recycled Rubber
- Roll Size: 1m (Width) × 10m (Length) = 10m²
- Impact Sound Insulation: Up to 54 dB (ΔLw)
- Airborne Sound Insulation: Up to 50–54 dB
- Colour: Black
- Compliance: CE Marked | UK Building Regulations Part E
- Suitable for: Residential & Commercial Use
- Underfloor Heating: Compatible
- Suitable Flooring Types: Tile, Porcelain, Stone, LVT, Vinyl, Laminate, Engineered Wood
Why Choose This Underlay?
Unlike foam underlays that compress and lose performance over time, this heavy-duty recycled rubber underlay maintains its acoustic properties for the lifetime of your floor. Its dense, resilient structure absorbs impact vibration at source, preventing noise transmission between floors. Whether you're renovating a flat, fitting out a commercial space, or building new, this underlay gives you professional-grade soundproofing without the professional price tag.
Perfect For
- Apartments and flats (meeting Part E building regulations)
- Bedrooms, living rooms, hallways, kitchens and bathrooms
- Offices, hotels, and commercial spaces
- Renovations and refurbishments with restricted floor build-up
- New builds requiring sound compliance
- Tiled floors, LVT, vinyl planks, engineered wood, laminate installations
Frequently Asked Questions
How much noise does this underlay reduce?
This 4mm underlay provides impact sound insulation of up to 54 dB and airborne sound insulation up to 50–54 dB, outperforming many thin mats.
What flooring can it be used under?
It is suitable beneath ceramic tile, porcelain, stone, vinyl planks/tiles, LVT and wood flooring.
Is the underlay eco-friendly?
Yes. It is manufactured from 94% recycled rubber and is moisture, mould and bacteria-resistant for long-term durability.
Does it meet building regulations?
The product is CE marked and compliant with UK Building Regulations Part E for sound insulation.
Is it compatible with underfloor heating?
Yes, this underlay is compatible with both wet and electric underfloor heating systems.
How much area does one roll cover?
Each roll is 1m wide × 10m long, covering 10m² — perfect for most room sizes in a single roll.
