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Wonder Choice

 Choice = Warm Edge Dual Heat Shield Argon Technology with foam filled frame.

  • Exceptionally Low Air Infilitration Rating
  • Dual Pane - Double Strength - Heat Shield Glass
  • Heatseal® Spacer with Argon Fill
  • Beautiful Beveled Foam Insulated Frame and Sash
  • Full Interlock with Triple Weather-Stripping
  • NFRC U-Factor: 0.26   Air Infiltration: 0.01   Solar Heat Gain: 0.32