light arrangement
<blank" >target="_blank" >figure class="wp-block-image size-large">The number and patterns of panes in a window. In a glossary/double-hung-window-2/" class="glossaryLink" data-cmtooltip="9a45f7526729e61f17ff64daca331b63" target="_blank" >double-hung-window/" class="glossaryLink" data-cmtooltip="89766c158038f6e3ef4b193eda6a572f" target="_blank" >double-hung window some have the same number in the upper and lower sash: (1) one-over-one/" class="glossaryLink" data-cmtooltip="4924c35c6273fb31329ce29938370eed" target="_blank" >one-over-one, (2) two-over-two/" class="glossaryLink" data-cmtooltip="3f1026dc5b5267cf2835a2c6a0c7d055" target="_blank" >two-over-two, (4) four-over-four/" class="glossaryLink" data-cmtooltip="92e1e73265a0773f3d562b727d27bbd3" target="_blank" >four-over-four, (6) six-over-six/" class="glossaryLink" data-cmtooltip="4bc7194e72e79b8b744905e9d451b2ae" target="_blank" >six-over-six, (8) eight-over-eight/" class="glossaryLink" data-cmtooltip="0117ed436309838d5e353c5a124e2606" target="_blank" >eight-over-eight, (9) nine-over-nine/" class="glossaryLink" data-cmtooltip="279c558474b305d9c977678278692aae" target="_blank" >nine-over-nine, (10) ten-over-ten/" class="glossaryLink" data-cmtooltip="0d932cc5a0c989bcf75812e5f08e6761" target="_blank" >ten-over-ten, (12) twelve-over-twelve/" class="glossaryLink" data-cmtooltip="2445867ccd027011c0ac864717ae2acc" target="_blank" >twelve-over-twelve, and (15) fifteen-over-fifteen. Another common variation is a multi-paned upper sash over a single paned lower sash: (2) two-over-one, (4) four-over-one, (6) six-over-one, (12) twelve-over-one, (15) fifteen-over-one, and (40) forty-over-one/" class="glossaryLink" data-cmtooltip="07d1d45106f9d151598f86e69129e06f" target="_blank" >forty-over-one. Another variety is multi-paned upper and lower sashes: four-over-two, four-over-six, six-over-four, six-over-nine, eight-over-twelve, nine-over-six, nine-over-nine, twelve-over-eight, light-sash/" class="glossaryLink" data-cmtooltip="1beafd3fbf76441342e2454b3255062c" target="_blank" >twenty-light sash, and five-over-twenty-window/" class="glossaryLink" data-cmtooltip="405ed19a2a72a7095f52ef1fbbe4df31" target="_blank" >twenty-five-over-twenty window. Photo from Appomattox Courthouse National Historical Park, Appomattox Courthouse, Virginia, 2021. (Kremer, 2023)
Table of Light Arrangement with Upper Sash in X-axis and Lower Sash in Y-axis
| 1 U | 2 U | 3 U | 4 U | 5 U | 6 U | 7 U | 8 U | 9 U | 10 U | 11 U | 12 U | |
| 1 L | one-over-one | two-over-one | four-over-one | six-over-one | nine-over-one | twelve-over-one | ||||||
| 2 L | two-over-two | four-over-two | ||||||||||
| 3 L | ||||||||||||
| 4 L | four-over-four | six-over-four | ||||||||||
| 5 L | ||||||||||||
| 6 L | four-over-six | six-over-six | nine-over-six | |||||||||
| 7 L | ||||||||||||
| 8 L | eight-over-eight | twelve-over-eight | ||||||||||
| 9 L | six-over-nine | nine-over-nine | ||||||||||
| 10 L | ten-over-ten | |||||||||||
| 11 L | ||||||||||||
| 12 L | six-over-twelve | eight-over-twelve | twelve-over-twelve |
List of Window Types by Pane Count
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- 2 – one-over-one
- 3 – two-over-one
- 4 – two-over-two
- 5 – four-over-one
- 6 – four-over-two
- 7 – six-over-one
- 8 – four-over-four
- 9
- 10 – nine-over-one, four-over-six, six-over-four
- 11
- 12 – six-over-six
- 13 – twelve-over-one
- 14
- 15 – six-over-nine, nine-over-six
- 16 – eight-over-eight, fifteen-over-one
- 17
- 18 – nine-over-nine
- 19
- 20 – twenty-light sash, twelve-over-eight, ten-over-ten, eight-over-twelve
- 21
- 22
- 23
- 24 – twelve-over-twelve
- 25
- 26
- 27
- 28
- 29
- 30 – fifteen-over-fifteen
- 31
- 32
- 33
- 34
- 35
- 36
- 37
- 38
- 39
- 40
- 41 – forty-over-one
- 42
- 43
- 44
- 45 – twenty-five-over-twenty window
See Also