
This allows for better airflow and ventilation. However, you are losing R-value and insulating properties compared to double-hung windows.Ī double-hung window offers the homeowner the ability to open each sash, rather than just the bottom sash. While single-hung is cheaper than double-hung, you get the same appearance.

When opened, the bottom sash partially obstructs the upper sash.

Single Hung Window and Double Hung Window (Source: ) Single Hung Vs Double-HungĪ single-hung window is fairly self-explaining: In a single-hung window the bottom panel, or sash, moves vertically, while the upper sash remains stationary.
