MEASURE · PLAN · MAKE IT COUNT
Round pool guide
Calculate capacity from inside diameter and water depth.
Measure and prepare
- Check the units shown for each input. Measure the actual inside dimensions or net area required by this tool.
- Use manufacturer coverage, dose, pack size or your measured flow where applicable. Do not treat example inputs as product recommendations.
- Check the assumptions below, update the starting values and review whole-unit purchase rounding where applicable.
Method and limits
π × (inside diameter ÷ 2)² × water depth. Assumes a cylindrical pool with a flat bottom, filled only to the entered water level.
Worked example
With the editable starting values: 15.0796 m³ of water. 15,079.64 litres · flat-bottom cylindrical pool
- Inside diameter (m): 4
- Water depth (m): 1.2
Frequently asked questions
Are these starting values recommendations?
No. They are editable examples. Use your own measurements and the product label or quoted specification.
What should I check before using the result?
π × (inside diameter ÷ 2)² × water depth. Assumes a cylindrical pool with a flat bottom, filled only to the entered water level.
Are units and prices converted automatically?
No. These tools use the metric units shown next to each field. Monetary inputs and results are in EUR; enter the relevant EUR tariff or quote. No currency conversion or live prices are applied.