Vinyl Windows – Harmony: 3 Lite Equal Vent Slider (¼-½-¼)

Fusion Welded Frame and Sash makes a stronger corner than a mechanically fastened corner. 7/8” glass is better insulated, and gives the optimal performance. The double strength (1/8”) makes for less chances of breakage from being hit. 70 mil vinyl extrusion with multi-chamber design. This design helps with strength and traps air for increased thermal efficiency.