Revisions log for Answer #1807
This is the answer to the question What lets in light better – a double hung window or a window with a central mullion?
Revision 1
2022‑08‑27 00:14
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Initial text
The front and center mullion don't differ much in light transmission. By the way, there is also a third option: one section of the window is fixed and only the other section opens. This is probably the most cost-effective solution.