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🌊 Pond Calculator

Calculate liner size, pump capacity, and materials for ponds and water features.

Enter Pond Dimensions

How often the entire water volume should circulate through the filter

Pond Building Guide

📏 Depth Guidelines

Use Depth
Goldfish, shallow plants 18-24"
Koi, overwintering 36-48"
Plant shelves 8-12"

⚡ Pump Sizing Guide

Feature Additional
Basic circulation 1× volume/hour
Waterfall (1 ft) +100 GPH per inch width
Fountain jet +25-50%

✅ Materials Checklist

  • ☐ EPDM rubber liner
  • ☐ Geotextile underlayment
  • ☐ Submersible pump
  • ☐ Filter system
  • ☐ Edging stones
  • ☐ Aquatic plants
  • ☐ Dechlorinator

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