Oxford Combination Windows  Standard Features:

• STRUCTURAL STABILITY: PVC Virgin Vinyl multi-cavity main frame reinforced with HDR composite bar and aluminum jamb sleeves; Double fusion-welded sash frames are reinforced with a proprietary composite HDR Bar
• SUPERIOR THERMAL ENERGY EFFICIENCY: 7/8” insulating glass depth; Three pieces of float glass-two having multiple Solarban 60 heat reflective soft coat Low-E layers and Proprietary Delta-8 gas-filled cavities all sealed with a warm-edge heat-sealed spacer system
• Continuous Head and Sill sections and reinforced aluminum with vinyl wrapped mullion sections provide superior structural stability and airtightness
• 40-Year transferable warranty

Combinations can be as simple as 2 double-hung windows to 6 casement style units with transom. Mixing picture windows with double-hung or casements creates an opening with vast viewing pleasure and ventilation.