Decking Formula:
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The Decking Calculator estimates the number of boards needed for a decking project using measurements from Lowes. It accounts for board dimensions and includes a waste factor to ensure you purchase enough materials.
The calculator uses the decking formula:
Where:
Explanation: The formula calculates the minimum number of boards required, then adds a waste percentage to account for cutting errors and material waste.
Details: Proper calculation ensures you purchase the right amount of materials, avoiding project delays and minimizing waste and extra costs.
Tips: Measure your deck area accurately in square feet. Use the actual board dimensions from Lowes. Typical waste percentage is 10-15% for simple layouts, 15-20% for complex patterns.
Q1: Why include a waste percentage?
A: The waste percentage accounts for cutting errors, damaged boards, and irregular deck shapes that require more cuts.
Q2: How do I measure deck area?
A: Multiply length by width for rectangular decks. For irregular shapes, break into smaller rectangles and sum the areas.
Q3: What's a typical waste percentage?
A: 10-15% for straight layouts, 15-20% for diagonal patterns or complex designs with many cuts.
Q4: Should I round up the final number?
A: Yes, always round up to the nearest whole board since you can't purchase partial boards.
Q5: Does this work for composite decking?
A: Yes, the formula works for any decking material as long as you use the correct board dimensions.