Historical Geometric

Geometric Windows

Quaker’s family of Historical Series of products contains the unique features necessary for historical replication projects. Symmetrical sightlines. The capacity to match exterior colors. The ability to facilitate large sizes. Historically accurate panning and trim styles to preserve a building’s distinguished appearance.

Standard Features


  • 2 3/8” frame depth for H400 and H420. 3 ¼” frame depth for H500.
  • 1” insulated glass with Duralite® spacer
  • Thermally broken main frame and sash frame
  • Baked-on powder coat finish meets ANSA/AAMA 2604 specifications and is available in any color
  • With or without nailing fin


Historical Series Geometric Windows are made to order with no standard sizes.




U-Value: 0.25 (with EnergyMax)
R-Value: 4.00 (with EnergyMax)
Solar Heat Gain Co-Efficient: 0.24 (with EnergyMax)
Performance Rating: AW-50