Thermal RockFloor®
The ROCKWOOL® RockFloor® range is a tissue-faced, thermal insulation board with compressive strength for floor applications.
Application(s)
- Floors & Ceilings
- Ground Floors
Product description
Manufactured from stone wool, Thermal RockFloor is non-combustible insulation for ground floors to provide occupants with a solution for thermal comfort and heat conservation in dwellings.
The dual density structure of Thermal RockFloor means it can be laid over slightly uneven subfloors.
- Euroclass A1 in accordance with BS EN 13501-1 Reaction to Fire rating
- Thermal conductivity 0.038 W/mK
- CE marked in accordance with EN 13162:2012+A1:2015
Areas of application
Thermal RockFloor is suitable for use on the following construction types:
- Ground floor
- Intermediate floor
- Floating floor
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 | 0.038 | W/mK |
| Reaction to Fire | A1 | Euroclass |
| Long term water absorption | NPD | kg/m² |
| 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-0078-02 | |
| Facing type, side 1 | Glass Tissue (black, Neutral, White) |
Product variants
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.
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