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Curtain Fabric Calculator

Turn window size into fabric widths and yardage.

Finished width is window width times fullness. Round up to whole fabric widths.

How this calculation works

Fullness, hems, and yards.

Window width (in)

Finished drop / length (in)

Fullness (e.g. 2)

Fabric width (in)

Header allowance (in)

Hem allowance (in)

Pair of panels?

Sheets, tape, and compound.

Panels by wall and ceiling area.

BTU per sq ft to tons.