Language selection

Search

Content page

From [Institution name]

Table 1. CAN/ULC-S701.1-17 Material Properties – Type 2
Property Unit Requirement
Thermal resistance of a 25-mm-thick specimen m2·°C/W ≥ 0.70
Long-term thermal resistance m2·°C/W 1.62
Water vapour permeance for a 25-mm-thick specimen ng/(Pa·s·m2) ≤ 200
Dimensional stability % linear change ≤ 1.5
Flexural strength kPa ≥ 240
Water absorption % by volume ≤ 4.0
Compressive strength kPa ≥ 110
Limiting oxygen index % ≥ 24