Double-Hung Window Features
Window World's best-selling Double-Hung Windows are an impeccable combination of sophisticated engineering, high-tech craftsmanship, careful installation and a lifetime of backing. Characterized by easy maintenance and classic aesthetic styling, these vinyl windows are an easy choice for improving curb appeal and quality of life.
Two operating, vertically stacked tilt-in sash for easy cleaning from inside the home.
Most popular type of vinyl window and historically accurate for many traditional home styles.
ENERGYSTAR qualifying glass packages.
Multi-chambered sash and mainframe design ensures thermal efficiency.
Fusion welding on mainframe and sash enhances durability.
Warm-Edge spacer system improves window seal and keeps edge-of-glass-temperatures consistent.
Sloped sill forces water to drain to exterior of the window.
High-quality vinyl components never chip, peel, crack or warp like wood.
Dual ventilator locks provide a secure way to keep windows open for fresh air.
Protective bulb seal and wind flap provide a secondary barrier to keep out dust, noise and moisture.
Interlock at sash meeting rails tightens seal against air infiltration.
Fully-extruded lift rails provide strength and stability for easy operation.
Balance covers provide a finished appearance for best-in-class sash balancers.
Limited lifetime warranty.**