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Pool Heating Cost Calculator

Calculate the energy and costs required to heat your pool.

All calculations are for informational purposes only and serve as a guide. Consult a professional for precise data.

Heating your pool extends the swimming season by two to three months, but many owners hesitate because they don't know the actual cost. Expenses depend on several factors: water volume, desired temperature, heating method, and climate conditions in your region.

The most common methods for heating private pools in Serbia are heat pumps (air-to-water), electric heaters, gas boilers, and solar panels. Each has a different ratio of initial investment to monthly costs. A heat pump, for example, has a higher upfront price but uses three to five times less energy than an electric heater for the same amount of heat.

Our calculator helps you estimate monthly and seasonal heating costs based on your pool dimensions, desired water temperature, and the method you use or plan to install. Enter your data and get a cost estimate in euros — no guessing.

Money-saving tip: Using a solar cover can reduce heat loss by up to 70% overnight, significantly lowering heating costs regardless of the method you use.

Pool Dimensions

Or enter volume directly

Temperature

Heating Method

Energy Price

Frequently Asked Questions About Pool Heating

How much does it cost to heat a pool?
Pool heating costs depend on pool volume, desired temperature, heating method, and energy prices. A heat pump is the most efficient option with a COP of about 4.5, meaning you get 4.5 kWh of heat for every 1 kWh of electricity consumed.
What is the most efficient pool heating method?
A heat pump is the most efficient pool heating method as it uses heat from the air. Costs are 3-5 times lower compared to an electric heater. Solar heating is free but depends on weather conditions.
How much does a pool cover reduce heat loss?
A pool cover can reduce heat loss by 50-70%, which significantly lowers the cost of maintaining temperature. It also prevents water evaporation and reduces the need for chemicals.
How long does it take to heat a pool?
Heating time depends on pool volume, temperature difference, and heater power. An average 50m³ pool can be heated by 10-15°C in 24-48 hours using a 12kW heat pump.
When is the best time to heat a pool?
Heat pumps work most efficiently when air temperature is above 15°C. In Serbia, pool season is typically from May to September. Heating at night can be cheaper if you have dual-tariff electricity.

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