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How to measure a wood-trimmed window for an inside-mount hang-strip shutter. Measure width at top, middle, and bottom, use the smallest number. Measure height at left, center, and right, use the smallest. If diagonals differ by more than 1/4 inch, the window is too out-of-square for inside mount.
Questions this video answers
Measure width in three places — top, middle, bottom — and record the narrowest measurement as the order width.
Measure height in three places — left, center, right — and record the shortest measurement as the order height.
If the two diagonal measurements vary by more than 1/4 inch, specify an outside mount.
Yes — hang strip will definitely obstruct a window that tilts in for cleaning.
Hang strip is always ordered as a two-sided frame configuration.











