Wallpaper Calculator
Calculate the number of wallpaper rolls needed for your room
Room Dimensions
Enter 0 for no pattern
Results
Wall Coverage Area
332 sq ft
44 ft perimeter × 8 ft height
Single Rolls Needed
7 rolls
Double Rolls Needed
4 rolls
Recommended (double rolls more common)
Waste Factor
15%
Standard waste allowance
Estimated Cost
$200.00
Based on $50 per double roll (average)
Tip: Always buy extra rolls from the same batch to ensure color consistency
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: Standard Mathematical References
by Various
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.