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ADEX EPS-GD insulation is an expanded polystyrene insulation board with a ‘geometrically designed’ (GD) drainage pattern on the back side. It is the key insulating component for the ADEX-RS exterior insulation and finish system (EIFS).
The ADEX EPS-GD design is protected by US patent D679,273 S and Canadian patent 132777.

  • 10mm drainage cavity.
  • Cost-effective, continuous insulation (CI).
  • R 4.0/inch (RSI 0.70) tested at 10°C [50F°].
  • Meets CAN/ULC-S701 standards.
  • Closed cell, rigid insulation resists moisture.
  • Available in a variety of thicknesses.

Files to download

Technical Sheet




Air & Moisture Barrier, Vapour Permeable

Air & Moisture Barrier, Vapour Retarder