Special Offers
90mm Flexi Slab: (20 pallets available)
Price is per pallet.
£521.00
20 in stock
The Flexi® slab is manufactured with the flexible edge which ensures a perfect fit is maintained between the insulation and the supporting framework. The insulation is easy to install and can be fitted between fresh timber and will expand into the wider space as the timber dries out and shrinks back. ROCKWOOL Flexi® is Euroclass A1 non-combustible as defined in EN 13501-1 and provides additional thermal and acoustic benefits in application.It is suitable for use all over the home, in pitched roof rafters, framed external walls, internal partitions, intermediate floors, separating walls and floors, and timber suspended ground floors.
| NBS Clause | Length (mm) | Width (mm) | *Approved thickness range (mm) |
|---|---|---|---|
| K10-115, K10-125 | 1200 | 400, 600 | 50 – 200 |
| K10-145, K10-155 | – | – | – |
| K10-165, K10-215 | – | – | – |
| K11-115, K11-125 | – | – | – |
| K11-135, K11-145 | – | – | – |
| K11-795, K11-796 | – | – | – |
| K20-150, K21-120 | – | – | – |
| K21-130, K21-140 | – | – | – |
| P10-140, P10-170 | – | – | – |
| P10-240, P10-250 | – | – | – |
*Thickness options may be subject to a minimum production volume.
| Product Standards | CE Marking |
|---|---|
| BS EN 13162, Keymark, Kitemark |
CE Marked |
| Reaction to Fire (Euroclass) | Thermal Conductivity | Acoustic | Water Vapour Resistance | Water Repellent |
|---|---|---|---|---|
| Euroclass A1 | 50-120mm 0.038 W/mK 140mm> 0.035 W/mK |
Achieves Part E (resistance to sound) when installed in accordance to ROCKWOOL guidelines | 5.2 MNs/gm | Yes |
- Construction Example: Warm/Hybrid frame (with no service void).
| U-value (W/m²K) | RainScreen Duo Slab over OSB (mm) | Flexi® in frame (mm) |
|---|---|---|
| 0.25 | 50 | 90 |
| 0.19 | 50 | 140 |
50mm Fire Barrier: (36 pallets available)
Price is per pallet.
£717.00
36 in stock
ROCKWOOL Fire Barrier is a dense stone wool roll with an integral wire mesh, developed to prevent the spread of flames through concealed spaces, while also inhibiting the transfer of heat and smoke.
Supported by an integral wire mesh, Fire Barrier is suitable for voids up to 10.5m in height.
- Patented ‘EasyFit’ fixing system offers fire resistance of up to an hour.
- Alternative fixing method offers up to two hours’ resistance.
- Provides airborne sound reduction.
| Reaction to Fire | Acoustical Performance |
|---|---|
| Euroclass A1 | up to 50dB |