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ISODEX Polyiso Board

ADEX ISODEX Boards are made of polyisocyanurate foam insulation sandwiched between 2-layers of alkali-treated glass fibre membranes.
ISODEX Polyiso Board is used as thermal insulation for exterior walls and as a backing panel for acrylic coatings in the ADEX-VLS finish system.


  • Rigid and lightweight panels.
  • Pre-formed panels; speeds up construction (versus traditional stucco).
  • Minimum thickness: 14 mm (9/16”).
  • Meets ASTM C-1289 and CAN/ULC S704-01.
  • R 6.0/inch (RSI 1.05) tested at 25°C [75F°].
  • Requires mechanical fastening.

Visit the ADEX-VLS System.

Files to download

Technical Sheet

ISODEX Polyiso Board


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