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Wallpaper Rolls Calculator
Calculate exactly how many rolls you need for your room.
Room Dimensions
Enter L × W
Enter perimeter directly
Room Length (ft)
Room Width (ft)
Room Perimeter (ft)
Wall Height (ft)
Roll Specifications
Roll Width (inches)
Roll Length
33 ft (standard)
16.5 ft (single)
Pattern Repeat (inches, 0 = none)
Subtract Openings
Number of Doors
Number of Windows
Cost (optional)
Price per Roll ($)
Calculate
Results
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Rolls Needed
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Total Coverage (ft²)
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Waste %
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Total Cost