A hopper window operates with the sash moving inward from the top or bottom.
Hopper windows
The REHAU hopper windows are fabricated with the same systems used to fabricate our tilt-turn window lines
These versatile windows can be made in a number of sizes and are ideal for providing ventilation and natural light in smaller spaces, such as basements and bathrooms. Hopper windows are also commonly used to add interest and variety as a companion to larger window configurations.