Aeris Wx1000 Series Windows marry a welded vinyl frame and sash on the exterior with a furniture-grade wood interior. Patented engineering features low-E coating, Neopor insulation, and 1-inch ComforTech DLA-UV Warm Edge Glazing, which meets Energy Star criteria for all climate zones. Homeowners can choose from five exterior colors and a variety of wood interior stain or paint colors. 800.669.4711.