Hunter XCI Classs A Panels

Xci Class A is an exterior wall insulation panel composed of a Class A rigid polyisocyanurate foam core manufactured on-line to embossed foil facers on both sides. It is designed for use in commercial wall applications to provide continuous insulation within the building envelope.


  • Polyiso offers highest R-value per inch of any foam plastic board insulation
  • Designed for use in continuous insulation to assist in meeting the most current ASHRAE 90.1, IECC, IBC and IRC standards
  • Can be installed directly on steel studs in a variety of wall assemblies without the need for gypsum sheathing
  • Flame spread of 25 per ASTM E 8
  • Provides R-Values from 6.5 to 23.0 in a single layer
  • Superior fire performance, durability and dimensional stability
  • Exterior facer treated with non-reflective coating

NFPA Compliance with CMU, Concrete, Steel Stud and Fire Retardant Treated Wall types. See Build A Wall sheets to the right for individual assembly component choices.

R-Value: 22

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