Board on Board Fence Formula:
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Board on board fencing is a style of privacy fence where the pickets overlap each other, creating a solid barrier with no gaps between the boards. This design provides complete privacy and a distinctive shadow line effect.
The calculator uses the board on board formula:
Where:
Explanation: The formula calculates how many pickets are needed for both sides of the fence, accounting for the overlap between boards.
Details: Proper calculation ensures you purchase the correct number of pickets, avoiding waste from over-ordering or project delays from under-ordering.
Tips: Measure your fence length carefully in feet. Know your picket width and desired overlap in inches. Typical overlaps range from 0.5 to 1.5 inches depending on the look you want.
Q1: Why multiply by 2 in the formula?
A: Board on board fencing requires pickets on both sides of the fence rails, hence the doubling of the calculated amount.
Q2: What's a typical picket width?
A: Common widths are 3.5", 5.5", or 7.25" (simulating 1x4, 1x6, or 1x8 boards respectively).
Q3: How much overlap should I use?
A: 0.5-1.5 inches is typical. More overlap provides better privacy but requires more pickets.
Q4: Should I add extra pickets?
A: It's wise to add 5-10% extra for waste, cutting errors, and future repairs.
Q5: Does this work for angled or curved fences?
A: This calculator assumes straight runs. For complex shapes, calculate each straight section separately.