Standard for Air Barrier Assemblies
5.1 Boardstock Air Barrier – Rigid Cellular Thermal Insulation Board
| Property | Test Method | 2015 Standard (3 Tests) |
|
Standard Specification |
Polyisocyanurate: ASTM C1289-12e1 |
 |
| Polystyrene: ASTM C578-12a |
||
| Air Permeance | ASTM E2178-11 | |
| Assembly Air Leakage | ASTM E2357 | |
