ST40 Striated Wall • IMPower Series

Liner, Wall

Panel Coverage: 40"

Rib Height:

Rib Features: Insulated Wall Panel

Standard Gauge: 26 ga.

Optional Gauges: 22 ga., 24 ga.

This striated concealed fastened wall panel provides a flat and clean appearance to exterior and interior wall surfaces. The nominal embossed striations add rigidity and ensure an acceptable flatness tolerance.


  • The panel’s overlapping joint is self-aligning and allows for easy sealant application at the panel joinery
  • The standard exterior metal surface is embossed 26 ga G-90 galvanized steel with standard PVDF and SMP exterior coatings (other coatings may be available)
  • The standard interior metal surface is embossed 26 ga Imperial White
  • The panel arrives on site in one piece and requires a simple one step installation reducing construction time and costs

Available Material: Steel

Available Substrates: Open Framing, Solid Substrate

Fasteners: Concealed

Standard Finishes: PVDF, SMP

  • AAMA 501.1 Air/Water Infiltration
  • ASTM C 1363 Thermal Resistance
  • ASTM C 518 Thermal Resistance
  • ASTM E 283 Air Leakage (0.01 cfm @ 12 psf)
  • ASTM E 331 Water Penetration
  • ASTM E 72 Structural Strength
  • ASTM E 84 Flame Spread
  • FM 4880 Fire Rating – Class 1 IMP Walls and Ceilings
  • FM 4881 Fire Rating – Class 1 Exterior Wall

Available Colors

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