your first decision is to decide between single-hung or double-hung windows. Single-hung windows have the top sash fixed in place, so only the bottom sash can be moved up. Double-hung windows ...

Now that the window sash is under spring tension return it to a fully closed position. The post How to Fix a Double-Hung ...

These models typically consist of two sashes and a box. In double-hung windows, both sashes move over one another to open. Single-hung sash windows have just one moving sash, while the other one ...