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Liner Length Formula:
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The Garden Pond Liner Calculator helps determine the correct size of pond liner needed for your garden pond project. It calculates the total liner length required based on pond dimensions and necessary overlaps.
The calculator uses the formula:
Where:
Explanation: The formula accounts for the pond's length, plus extra material needed for the depth (both sides) and overlap around the edges for secure installation.
Details: Accurate liner calculation ensures you purchase the right amount of material, prevents water leakage, and provides proper coverage for a secure and professional-looking pond installation.
Tips: Measure your pond's length and depth accurately in feet. Include sufficient overlap (typically 1-2 feet) around all edges to secure the liner properly. All values must be positive numbers.
Q1: Why do I need extra length for depth and overlap?
A: The depth requires extra material to cover the sides of the pond, and overlap ensures the liner can be properly secured around the edges without pulling tight.
Q2: What is a typical overlap measurement?
A: Most installations require 1-2 feet of overlap around the pond perimeter to allow for secure anchoring and prevent shifting.
Q3: Should I calculate liner width separately?
A: Yes, this calculator determines length only. You'll need to calculate width using a similar formula: Width = Pond Width + 2 × Depth + 2 × Overlap.
Q4: What if my pond has irregular shapes?
A: For irregular shapes, use the maximum length and width measurements, and consider adding extra material for complex contours.
Q5: How much extra material should I buy?
A: It's recommended to purchase 5-10% extra material to account for measurement errors and installation adjustments.