Fire Performance
Rocksilk Universal Slabs are classified as non-combustible to BS
476: Part 4: 1970 (1984) and Euroclass A1, Class 1 Surface Spread
of Flame to BS 476: Part 7 1997 and Class ‘O’ to the Building
Regulations.
Moisture Resistance
Rocksilk Universal Slabs are non-wicking when tested to BS 2972:
1989: Section 12. When exposed to 90% relative humidity at 20°C,
Rocksilk Universal Slabs absorb less than 0.004% of moisture.
Vapour Resistance
Rocksilk Universal Slabs have a vapour resistance of 7.00
MN.s/g.m
Operating Temperatures
Rocksilk Universal Slabs can be used up to continuous operating
temperatures of 850°C. This is dependent on density.
Handling and Storage
Rocksilk Universal Slabs are easy to handle and install, being
lightweight and easy to cut to size.
Rocksilk Universal Slabs are supplied in packs in Supakube
pallets.
For longer term outside storage (stock or site) the pallets
should be stored under a secure waterproof covering.
Rocksilk Universal Slabs should not be left permanently exposed
to the elements.
Product Data
Rocksilk Universal Slab RS33
| Thickness (mm) |
Thermal conductivity
(W/mK) |
Thermal resistance
(m2K/W) |
Slab Size (mm) |
Slabs per Pack |
Area per Pack
(m2) |
| 100 |
0.037 |
2.70 |
1200 x 600 |
5 |
3.60 |
| 70 |
0.037 |
1.89 |
1200 x 600 |
8 |
5.76 |
| 60 |
0.037 |
1.60 |
1200 x 600 |
8 |
5.76 |
| 50 |
0.037 |
1.35 |
1200 x 600 |
10 |
7.20 |
| 40 |
0.037 |
1.05 |
1200 x 600 |
12 |
8.64 |
| 30 |
0.037 |
0.80 |
1200 x 600 |
18 |
12.96 |
All Dimensions are nominal
Rocksilk Universal Slab RS45
| Thickness (mm) |
Thermal conductivity
(W/mK) |
Thermal resistance
(m2K/W) |
Slab Size (mm) |
Slabs per Pack |
Area per Pack
(m2) |
| 100 |
0.035 |
2.85 |
1200 x 600 |
5 |
3.60 |
| 75 |
0.035 |
2.10 |
1200 x 600 |
6 |
4.32 |
| 60 |
0.035 |
1.70 |
1200 x 600 |
8 |
5.76 |
| 50 |
0.035 |
1.40 |
1200 x 600 |
10 |
7.20 |
| 40 |
0.035 |
1.10 |
1200 x 600 |
12 |
8.64 |
| 30 |
0.035 |
0.85 |
1200 x 600 |
16 |
11.52 |
| 25 |
0.035 |
0.70 |
1200 x 600 |
20 |
14.40 |
All Dimensions are nominal
Rocksilk Universal Slab RS60
| Thickness (mm) |
Thermal conductivity
(W/mK) |
Thermal resistance
(m2K/W) |
Slab Size (mm) |
Slabs per Pack |
Area per Pack
(m2) |
| 100 |
0.035 |
2.85 |
1200 x 600 |
4 |
2.88 |
| 75 |
0.035 |
2.10 |
1200 x 600 |
6 |
4.32 |
| 60 |
0.035 |
1.70 |
1200 x 600 |
7 |
5.04 |
| 50 |
0.035 |
1.40 |
1200 x 600 |
9 |
6.48 |
| 40 |
0.035 |
1.10 |
1200 x 600 |
11 |
7.92 |
| 30 |
0.035 |
0.85 |
1200 x 600 |
14 |
10.08 |
| 25 |
0.035 |
0.70 |
1200 x 600 |
18 |
12.96 |
All Dimensions are nominal
Rocksilk Universal Slab RS80
| Thickness (mm) |
Thermal conductivity
(W/mK) |
Thermal resistance
(m2K/W) |
Slab Size (mm) |
Slabs per Pack |
Area per Pack (m2) |
| 100 |
0.035 |
2.85 |
1200 x 600 |
3 |
2.16 |
| 75 |
0.035 |
2.10 |
1200 x 600 |
4 |
2.88 |
| 60 |
0.035 |
1.70 |
1200 x 600 |
5 |
3.60 |
| 50 |
0.035 |
1.40 |
1200 x 600 |
6 |
4.32 |
| 40 |
0.035 |
1.10 |
1200 x 600 |
7 |
5.04 |
| 30 |
0.035 |
0.85 |
1200 x 600 |
10 |
7.20 |
| 25 |
0.035 |
0.70 |
1200 x 600 |
12 |
8.64 |
All Dimensions are nominal
Rocksilk Universal Slab RS100
| Thickness (mm) |
Thermal conductivity
(W/mK) |
Thermal resistance
(m2K/W) |
Slab Size (mm) |
Slabs per Pack |
Area per Pack
(m2) |
| 100 |
0.035 |
2.85 |
1200 x 600 |
3 |
2.16 |
| 75 |
0.035 |
2.10 |
1200 x 600 |
3 |
2.16 |
| 60 |
0.035 |
1.70 |
1200 x 600 |
4 |
2.88 |
| 50 |
0.035 |
1.40 |
1200 x 600 |
5 |
3.60 |
| 40 |
0.035 |
1.10 |
1200 x 600 |
6 |
4.32 |
| 30 |
0.035 |
0.85 |
1200 x 600 |
8 |
5.76 |
| 25 |
0.035 |
0.70 |
1200 x 600 |
10 |
7.20 |
All Dimensions are nominal
Rocksilk Universal Slab RS128
| Thickness (mm) |
Thermal conductivity
(W/mK) |
Thermal resistance
(m2K/W) |
Slab Size (mm) |
Slabs per Pack |
Area per Pack
(m2) |
| 50 |
0.035 |
1.4 |
1200 x 600 |
4 |
2.88 |
All Dimensions are nominal
Rocksilk Universal Slab RS140
| Thickness (mm) |
Thermal conductivity
(W/mK) |
Thermal resistance
(m2K/W) |
Slab Size (mm) |
Slabs per Pack |
Area per Pack
(m2) |
| 100 |
0.035 |
2.85 |
1200 x 600 |
2 |
1.44 |
| 75 |
0.035 |
2.10 |
1200 x 600 |
2 |
1.44 |
| 50 |
0.035 |
1.40 |
1200 x 600 |
3 |
2.16 |
| 40 |
0.035 |
1.10 |
1200 x 600 |
4 |
2.88 |
| 30 |
0.035 |
0.85 |
1200 x 600 |
6 |
4.32 |
All Dimensions are nominal
Rocksilk Universal Slab RS200
| Thickness (mm) |
Thermal conductivity
(W/mK) |
Thermal resistance
(m2K/W) |
Slab Size (mm) |
Slabs per Pack |
Area per Pack
(m2) |
| 50 |
0.036 |
1.35 |
1200 x 600 |
3 |
2.16 |
All dimensions are nominal