A high-performance, non-combustible A1 stone wool insulation board designed for flat roofs and parapets, offering a raw, unfaced profile ideal for mechanically fixed systems.




Roofclad® No Faced is an unfaced, non-combustible stone wool insulation board designed for use within flat roof and parapet constructions, perfectly suited for mechanically fixed configurations or multi-layer warm roof installations. Manufactured from volcanic basalt rock, Roofclad No Faced provides reliable thermal insulation, fire resistance and acoustic absorption within modern roof assemblies.
ROOFCLAD®No Facing is specified across Roof Insulation constructions. Typical application areas include:
Datasheets, Declarations of Performance, BIM files and certificates for ROOFCLAD®No Facing are available on request from our technical team.
Contact technical team| Name | Value | Unit |
|---|---|---|
| Reaction to fire (Euroclass) | A1 — non-combustible | — |
| Classification standard | BS EN 13501-1 | — |
| Nominal density | 150 | kg/m³ |
| Declared thermal conductivity (λD) | 0.039 | W/mK |
| Thickness range | 120–170 | mm |
Full property schedule (water absorption, vapour resistance, compressive strength, dimensional stability) available on request.
| Product code | Thickness (mm) | Width (mm) | Length (mm) | Pieces / pallet (pcs) | m² / pallet (m²) |
|---|---|---|---|---|---|
| TWRP150120 | 120 | 600 | 1200 | 16 | 11.52 |
| TWRP150150 | 150 | 600 | 1200 | 16 | 8.64 |
| TWRP150170 | 170 | 600 | 1200 | 20 | 14.4 |
Project references and case studies featuring ROOFCLAD®No Facing are available on request.
Contact technical teamOur technical team can help you specify ROOFCLAD®No Facing for your project.
Phone: 020 3949 8826
Email: [email protected]
Locate your nearest Thermawool stockist or distributor for availability and lead times across the UK.
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