A double hung window where the upper sash is smaller shorter than the lower is termed a cottage window.
Double hung sliding sash window.
A casement window is a window with a hinged sash that swings in or out like a door comprising either a side hung top hung also called awning window.
Vertical sliding window options are popular and include single hung and double hung windows.
The window sash remains flush with the wall when the window is open which makes double hung windows a great choice for areas open to walkways patios and decks.
How to build a double hung window.
Triple and quadruple hung windows are used for tall openings common in new england churches.
Because of their low profile design and ease of cleaning stanek double hung windows can be placed almost anywhere in your home.
In the usa these are usually opened using a crank but in parts of europe they tend to use projection.
Both single hung windows and double hung windows are vertical sliding windows with an upper and a lower sash.
A sash is the square or rectangular frame containing the window glass and may include smaller pieces called muntins that divide the glass.
This can result in the window sash dropping or sliding down when you raise it.
The difference between these two comes down to operable panels.
One of the common problems associated with double hung windows is a dropped window or when one of the sashes becomes disconnected from a balance shoe.
Citation needed a single hung window has two sashes but normally the top sash is fixed and only the bottom sash slides.
Double hung windows have two operating sash that move up and down allowing for ventilation on the top bottom or both single hung windows allow ventilation through a single operable lower sash.