Window width (frame)
120 cm
Window height
130 cm
Sill height from floor
85 cm
Ceiling height
250 cm
Rod extends past frame, each side
15 cm
Rod above the frame
10 cm
Fullness (fabric vs rod width)
1.8×
Length
Just above the floor
15 cm below the sill
Panel width
cm
Rod length
–
at least
Fabric width
–
–
Panels
–
–
Drop from rod
–
–
Drag the sliders to see how overhang and rod height change where light can slip in. Ready-made panel drops are usually quoted from the top of the curtain, so check how its hooks or rings hang below the rod.