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🖼️ Wallpaper Calculator

Rolls of wallpaper for any room.

Length (ft)

Width (ft)

Height (ft)

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Wall Area

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Rolls Needed

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Buy (+10% extra)

Standard roll covers ~56 sq ft. Add 15–20% for patterned paper.

Windows and doors?

Subtract 1 roll for every 2 large windows or doors.