Accurate flooring calculations save money, reduce waste, and ensure your renovation project runs smoothly. Learn the essential formulas and techniques for any flooring project.
Basic Flooring Area Calculation
📐Step-by-Step Area Calculation:
- Measure room length and width in feet
- Multiply length × width = square footage
- Add 10% for waste and cuts
- For diagonal layouts, add 15% waste
Tile Size and Layout Calculations
🔲Popular Tile Sizes
- 12" × 12" = 1 sq ft per tile
- 18" × 18" = 2.25 sq ft per tile
- 24" × 24" = 4 sq ft per tile
- 6" × 36" plank = 1.5 sq ft per tile
📏Grout Line Considerations
- 1/16" for rectified tiles
- 1/8" for standard ceramic
- 1/4" for natural stone
- 3/16" for subway tiles
💡Material Calculation Formula:
Number of Tiles Needed:
Total Square Footage ÷ Tile Square Footage = Base Number
With Waste Factor:
Base Number × 1.10 (10% waste) = Total Tiles Needed
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