As part of the IBSL covering range, we offer White Class 'O' (WCO) Aluminium foil. WCO is a versatile white lacquered foil insulation facing and vapour barrier. This product meets BS 476 Part 7 and meets the requirements of UK Building Regulations Class 'O' on suitable insulation. Insulation materials available with this covering include; Mineral Wool, Calcium Silicate, Cellular Glass, Polyisocyanurate and Phenolic.
Physical Properties
|
Test |
Units |
Result |
|
Nominal Weight |
g/m2 |
76 |
|
Nominal Caliper |
Mm |
0.137 |
|
Moisture Vapour Transmission |
MNs/g |
1710 |
|
Moisture Vapour Transmission Rate. (BS3177) |
g/m2/day |
<0.10 |
|
Burst Strength (Mullen) |
kN/m2 |
400 |
|
Tensile strength, BS4415 - MD |
N/25mm |
140 |
|
Tensile strength, BS4415 - CD |
N/25mm |
100 |
|
Surface spread of flame, BS 476 Part 7 |
Class 1 foil side |
|
|
Water Resistance |
48 Hours |
No deterioration |
|
Temperature Range |
deg °C |
-10 to +80 |
Benefits Include;