The innovative NX-4000 Series Thermal Window is designed to offer the distinctive style of a hung replica window and high energy efficiency. The NX-4000 Series Thermal Window incorporates the benefits of Traco's proven NX-3000 projected window with the added aesthetics needed for specialized retrofit projects, especially those requiring a historic appearance.
4-5/8" (117.5mm) depth
Architectural window (AW)
High thermal performance
Fixed or projecting configuration