Insulfoam EPS Insulation is expanded polystyrene thermal insulation board complying with CAN/ULC S701-2005, Type 1 and Type 2. The EPS complies with the minimum requirements of the standard as noted below:
MATERIAL RATINGS - CAN/ULC S701
| Material Property |
Units |
Type 1 |
Type 2 |
Water Vapour Permeance
Maximum |
ng /Pa•s•m² |
300 |
200 |
Dimensional Stability
Maximum |
% Linear Change |
1.5 |
1.5 |
Flexural Strength
Minimum |
kPa |
170 |
240 |
Water Absorption
Maximum |
% by volume |
6.0 |
4.0 |
Compressive Resistance
Minimum |
kPa |
70 |
110 |
Limiting Oxygen Index
Minimum |
% |
24 |
24 |
