Double Pane Windows

Double-pane insulated glass units with one insulating cavity — a proven baseline for comfort, daylight and efficiency on U.S. projects.

2 panes · 1 cavity

Reference build-up: 4 / 16 / 4

Reference thickness: 24 mm (≈ 15/16 in)

Gas fill: Normally 90% argon + 10% air

One pane carries a low-emissivity coating in the published standard configuration.

Swisspacer Ultimate warm-edge spacer available

Published glazing-unit Ug: as low as 1.0 W/m²K*

Glazing-unit performance only. Whole-window performance depends on the complete window system, size and configuration.

Available glazing depends on the selected system, size and project configuration. Compatibility is confirmed with your quote.