Acoustic RockFloor®
ROCKWOOL® Acoustic RockFloor® is an insulation board that absorbs impact noise in separating floors. It is a tissue-faced, high compressive insulation slab.
Application(s)
- Floors & Ceilings
- Separating Floors
- Internal Floors
- Ground Floors
Product description
ROCKWOOL Acoustic RockFloor is designed for acoustic applications in intermediate and separating floors.
The product features highly compressed stone wool insulation with a density in excess of 170kg/m3. This exceeds the minimum density requirements of 10kg/m³ for sound insulation of floor constructions as set out in Approved Document E and means it is more effective at absorbing vibration or impact-based sound.
- Euroclass A1 in accordance with BS EN 13501-1 Reaction to Fire rating
- Thermal conductivity 0.040 W/mK
Areas of application
Acoustics RockFloor is suitable for use on the following construction types:
- Intermediate floors
- Floating floors
- Separating floors
Documentation
Please select and download the documentation pertaining to this product. If you require any certification that is not listed here, please contact us via ukdocumentation@rockwool.com

SUIS ROCKWOOL UK
Safe use instruction sheet ROCKWOOL stone wool insulation products
Product properties
| Name | Value | Unit |
|---|---|---|
| Declared thermal conductivity | 0.040 | W/mK |
| Reaction to Fire | A1 | Euroclass |
| Short term water absorption | NPD | kg/m² |
| Product standard | EN 13162:2012+A1:2015 | |
| CE certificate number | 0751-CPR-393.0-01 | |
| Declaration of Performance (DoP) number | UK-WER-0077-02 | |
| Density | 25-40mm - 200kg/m3 / 50mm> - 175kg/m3 | |
| Facing type, side 1 | Glass Tissue (black, Neutral, White) |
Product variants
Higher Potential chooses Sound Insulation Slab and Acoustic RockFloor® for their project.
Non-profit organisation Higher Potential focuses on education through the creative arts. The goal of this project was to construct a productive environment for young people to develop creative skills.
Hands-on fire-stopping training
ROCKWOOL’s specially created expert led one-day course in fire stopping theory and practical installation practice for industry professionals.
Looking for answers?
Whether you need help finding a local stockist, have a technical question, or want to speak with a sales representative, we’re here to help. Choose the option that best fits your needs.

