Wallcovering Yardage Formula:
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Definition: Wallcovering yardage is the measurement of how much wallcovering material is needed in square yards to cover a given wall area.
Purpose: This calculation helps interior designers, decorators, and homeowners determine the correct amount of wallpaper or other wallcoverings to purchase.
The calculator uses the formula:
Where:
Explanation: Since 1 square yard equals 9 square feet, we divide the wall area by 9 to convert from square feet to square yards.
Details: Proper calculation prevents over-purchasing (wasting money) or under-purchasing (causing project delays). It also ensures pattern matching and batch consistency.
Tips: Measure your wall area in square feet (height × width for each wall section) and enter the total. The calculator will convert to square yards.
Q1: Why divide by 9?
A: There are 9 square feet in 1 square yard (3 ft × 3 ft = 9 ft²).
Q2: Should I add extra for waste?
A: Yes, typically add 10-15% extra for pattern matching, trimming, and mistakes.
Q3: How do I measure wall area?
A: Measure each wall's height and width, multiply to get area, and sum all walls. Subtract windows/doors if large (>10 sq ft).
Q4: Does this work for all wallcoverings?
A: Yes, for standard materials (wallpaper, fabric, etc.), but textured materials may need adjustment.
Q5: What if my wallcovering has a pattern repeat?
A: Pattern repeats require additional yardage - consult your wallcovering manufacturer's guidelines.