Bottom-hung inward opening window:
CAUTION If the window is of the bottom-hung type, check that the limiting arms have been fitted to prevent the
Bottom-hung inward opening window: With a pencil,
mark the mid-point "X" of the window frame.
Bottom-hung inward opening window:
window from accidentally falling down.
Top-hung outward opening window: With a pencil, mark
Top-hung outward opening window:
the mid-point "X" of the window frame.
Top-hung outward opening window:
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