Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Swimming
Pool Heat Pump Sizing Calculator
Calculates the minimum heat pump output (in kW) needed to raise your pool to a target temperature within a set number of hours. Essential when shopping for a heat pump or scheduling seasonal pool opening.
Fill in the required fields to see your result.
Swimming
Pool Chemical Dosage Calculator
Calculate how much chlorine to add to raise your pool to a safe target free-chlorine level, given current reading and pool volume. Use it for routine weekly shock treatments and for correcting low sanitizer readings after heavy use.
Fill in the required fields to see your result.
Key differences
| Pool Heat Pump Sizing Calculator | Pool Chemical Dosage Calculator | |
|---|---|---|
| Category | Swimming | Swimming |
| Inputs required | 5 | 3 |
| Result | Required Heat Pump Size (kW) | Chlorine Needed (kg) |
| What it does | Calculates the minimum heat pump output (in kW) needed to raise your pool to a target temperature within a set number of hours. Essential when shopping for a heat pump or scheduling seasonal pool opening. | Calculate how much chlorine to add to raise your pool to a safe target free-chlorine level, given current reading and pool volume. Use it for routine weekly shock treatments and for correcting low sanitizer readings after heavy use. |